Home / 38,880.18-58,319.88-17,814.24

Finding the Fourth Proportional to 38,880.18, 58,319.88 and 17,814.24

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Solution

The fourth proportional to 38,880.18, 58,319.88 and 17,814.24 is: 26,721.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,880.18 : 58,319.88 = 17,814.24 : x
  2. Step 2: Convert to fraction form
    38,880.18/58,319.88 = 17,814.24/x
  3. Step 3: Cross multiply
    38,880.18x = 58,319.88 × 17,814.24
  4. Step 4: Simplify right side
    38,880.18x = 1,038,924,339.09
  5. Step 5: Solve for x
    x = 1,038,924,339.09/38,880.18
  6. Step 6: Final answer
    x = 26,721.18

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.