Home / 39,489.60-59,257.80-14,547.18

Finding the Fourth Proportional to 39,489.60, 59,257.80 and 14,547.18

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Solution

The fourth proportional to 39,489.60, 59,257.80 and 14,547.18 is: 21,829.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,489.60 : 59,257.80 = 14,547.18 : x
  2. Step 2: Convert to fraction form
    39,489.60/59,257.80 = 14,547.18/x
  3. Step 3: Cross multiply
    39,489.60x = 59,257.80 × 14,547.18
  4. Step 4: Simplify right side
    39,489.60x = 862,033,883.00
  5. Step 5: Solve for x
    x = 862,033,883.00/39,489.60
  6. Step 6: Final answer
    x = 21,829.39

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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.