Home / 39,755.81-59,595.95-14,778.86

Finding the Fourth Proportional to 39,755.81, 59,595.95 and 14,778.86

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Solution

The fourth proportional to 39,755.81, 59,595.95 and 14,778.86 is: 22,154.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,755.81 : 59,595.95 = 14,778.86 : x
  2. Step 2: Convert to fraction form
    39,755.81/59,595.95 = 14,778.86/x
  3. Step 3: Cross multiply
    39,755.81x = 59,595.95 × 14,778.86
  4. Step 4: Simplify right side
    39,755.81x = 880,759,940.58
  5. Step 5: Solve for x
    x = 880,759,940.58/39,755.81
  6. Step 6: Final answer
    x = 22,154.24

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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.