Home / 23,417.60-35,132.40-13,539.20

Finding the Fourth Proportional to 23,417.60, 35,132.40 and 13,539.20

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Solution

The fourth proportional to 23,417.60, 35,132.40 and 13,539.20 is: 20,312.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,417.60 : 35,132.40 = 13,539.20 : x
  2. Step 2: Convert to fraction form
    23,417.60/35,132.40 = 13,539.20/x
  3. Step 3: Cross multiply
    23,417.60x = 35,132.40 × 13,539.20
  4. Step 4: Simplify right side
    23,417.60x = 475,664,590.08
  5. Step 5: Solve for x
    x = 475,664,590.08/23,417.60
  6. Step 6: Final answer
    x = 20,312.27

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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.