Home / 40,154.99-55,411.55-22,248.92

Finding the Fourth Proportional to 40,154.99, 55,411.55 and 22,248.92

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Solution

The fourth proportional to 40,154.99, 55,411.55 and 22,248.92 is: 30,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,154.99 : 55,411.55 = 22,248.92 : x
  2. Step 2: Convert to fraction form
    40,154.99/55,411.55 = 22,248.92/x
  3. Step 3: Cross multiply
    40,154.99x = 55,411.55 × 22,248.92
  4. Step 4: Simplify right side
    40,154.99x = 1,232,846,754.72
  5. Step 5: Solve for x
    x = 1,232,846,754.72/40,154.99
  6. Step 6: Final answer
    x = 30,702.21

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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.