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Finding the Fourth Proportional to 44,931.86, 67,411.84 and 13,342.10

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Solution

The fourth proportional to 44,931.86, 67,411.84 and 13,342.10 is: 20,017.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,931.86 : 67,411.84 = 13,342.10 : x
  2. Step 2: Convert to fraction form
    44,931.86/67,411.84 = 13,342.10/x
  3. Step 3: Cross multiply
    44,931.86x = 67,411.84 × 13,342.10
  4. Step 4: Simplify right side
    44,931.86x = 899,415,510.46
  5. Step 5: Solve for x
    x = 899,415,510.46/44,931.86
  6. Step 6: Final answer
    x = 20,017.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.