Home / 30,337.29-45,520.36-13,702.41

Finding the Fourth Proportional to 30,337.29, 45,520.36 and 13,702.41

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Solution

The fourth proportional to 30,337.29, 45,520.36 and 13,702.41 is: 20,560.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,337.29 : 45,520.36 = 13,702.41 : x
  2. Step 2: Convert to fraction form
    30,337.29/45,520.36 = 13,702.41/x
  3. Step 3: Cross multiply
    30,337.29x = 45,520.36 × 13,702.41
  4. Step 4: Simplify right side
    30,337.29x = 623,738,601.81
  5. Step 5: Solve for x
    x = 623,738,601.81/30,337.29
  6. Step 6: Final answer
    x = 20,560.13

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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.