Home / 45,318.93-62,549.02-28,955.62

Finding the Fourth Proportional to 45,318.93, 62,549.02 and 28,955.62

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Solution

The fourth proportional to 45,318.93, 62,549.02 and 28,955.62 is: 39,964.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,318.93 : 62,549.02 = 28,955.62 : x
  2. Step 2: Convert to fraction form
    45,318.93/62,549.02 = 28,955.62/x
  3. Step 3: Cross multiply
    45,318.93x = 62,549.02 × 28,955.62
  4. Step 4: Simplify right side
    45,318.93x = 1,811,145,654.49
  5. Step 5: Solve for x
    x = 1,811,145,654.49/45,318.93
  6. Step 6: Final answer
    x = 39,964.44

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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.