Home / 30,732.76-42,328.38-26,533.72

Finding the Fourth Proportional to 30,732.76, 42,328.38 and 26,533.72

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Solution

The fourth proportional to 30,732.76, 42,328.38 and 26,533.72 is: 36,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,732.76 : 42,328.38 = 26,533.72 : x
  2. Step 2: Convert to fraction form
    30,732.76/42,328.38 = 26,533.72/x
  3. Step 3: Cross multiply
    30,732.76x = 42,328.38 × 26,533.72
  4. Step 4: Simplify right side
    30,732.76x = 1,123,129,382.97
  5. Step 5: Solve for x
    x = 1,123,129,382.97/30,732.76
  6. Step 6: Final answer
    x = 36,545.02

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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.