Home / 39,948.39-59,903.15-21,237.39

Finding the Fourth Proportional to 39,948.39, 59,903.15 and 21,237.39

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Solution

The fourth proportional to 39,948.39, 59,903.15 and 21,237.39 is: 31,845.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,948.39 : 59,903.15 = 21,237.39 : x
  2. Step 2: Convert to fraction form
    39,948.39/59,903.15 = 21,237.39/x
  3. Step 3: Cross multiply
    39,948.39x = 59,903.15 × 21,237.39
  4. Step 4: Simplify right side
    39,948.39x = 1,272,186,452.59
  5. Step 5: Solve for x
    x = 1,272,186,452.59/39,948.39
  6. Step 6: Final answer
    x = 31,845.75

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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.