Home / 40,638.16-56,026.92-29,298.16

Finding the Fourth Proportional to 40,638.16, 56,026.92 and 29,298.16

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Solution

The fourth proportional to 40,638.16, 56,026.92 and 29,298.16 is: 40,392.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,638.16 : 56,026.92 = 29,298.16 : x
  2. Step 2: Convert to fraction form
    40,638.16/56,026.92 = 29,298.16/x
  3. Step 3: Cross multiply
    40,638.16x = 56,026.92 × 29,298.16
  4. Step 4: Simplify right side
    40,638.16x = 1,641,485,666.47
  5. Step 5: Solve for x
    x = 1,641,485,666.47/40,638.16
  6. Step 6: Final answer
    x = 40,392.72

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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.