Home / 43,469.67-59,966.95-28,355.47

Finding the Fourth Proportional to 43,469.67, 59,966.95 and 28,355.47

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Solution

The fourth proportional to 43,469.67, 59,966.95 and 28,355.47 is: 39,116.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,469.67 : 59,966.95 = 28,355.47 : x
  2. Step 2: Convert to fraction form
    43,469.67/59,966.95 = 28,355.47/x
  3. Step 3: Cross multiply
    43,469.67x = 59,966.95 × 28,355.47
  4. Step 4: Simplify right side
    43,469.67x = 1,700,391,051.72
  5. Step 5: Solve for x
    x = 1,700,391,051.72/43,469.67
  6. Step 6: Final answer
    x = 39,116.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.