Home / 45,565.61-62,834.54-30,458.30

Finding the Fourth Proportional to 45,565.61, 62,834.54 and 30,458.30

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Solution

The fourth proportional to 45,565.61, 62,834.54 and 30,458.30 is: 42,001.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,565.61 : 62,834.54 = 30,458.30 : x
  2. Step 2: Convert to fraction form
    45,565.61/62,834.54 = 30,458.30/x
  3. Step 3: Cross multiply
    45,565.61x = 62,834.54 × 30,458.30
  4. Step 4: Simplify right side
    45,565.61x = 1,913,832,803.22
  5. Step 5: Solve for x
    x = 1,913,832,803.22/45,565.61
  6. Step 6: Final answer
    x = 42,001.70

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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.