Home / 25,827.60-38,741.40-17,533.20

Finding the Fourth Proportional to 25,827.60, 38,741.40 and 17,533.20

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Solution

The fourth proportional to 25,827.60, 38,741.40 and 17,533.20 is: 26,299.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,827.60 : 38,741.40 = 17,533.20 : x
  2. Step 2: Convert to fraction form
    25,827.60/38,741.40 = 17,533.20/x
  3. Step 3: Cross multiply
    25,827.60x = 38,741.40 × 17,533.20
  4. Step 4: Simplify right side
    25,827.60x = 679,260,714.48
  5. Step 5: Solve for x
    x = 679,260,714.48/25,827.60
  6. Step 6: Final answer
    x = 26,299.80

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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.