Home / 38,555.53-53,184.45-22,636.90

Finding the Fourth Proportional to 38,555.53, 53,184.45 and 22,636.90

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Solution

The fourth proportional to 38,555.53, 53,184.45 and 22,636.90 is: 31,225.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,555.53 : 53,184.45 = 22,636.90 : x
  2. Step 2: Convert to fraction form
    38,555.53/53,184.45 = 22,636.90/x
  3. Step 3: Cross multiply
    38,555.53x = 53,184.45 × 22,636.90
  4. Step 4: Simplify right side
    38,555.53x = 1,203,931,100.24
  5. Step 5: Solve for x
    x = 1,203,931,100.24/38,555.53
  6. Step 6: Final answer
    x = 31,225.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.