Home / 19,472.36-29,213.10-10,702.76

Finding the Fourth Proportional to 19,472.36, 29,213.10 and 10,702.76

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Solution

The fourth proportional to 19,472.36, 29,213.10 and 10,702.76 is: 16,056.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,472.36 : 29,213.10 = 10,702.76 : x
  2. Step 2: Convert to fraction form
    19,472.36/29,213.10 = 10,702.76/x
  3. Step 3: Cross multiply
    19,472.36x = 29,213.10 × 10,702.76
  4. Step 4: Simplify right side
    19,472.36x = 312,660,798.16
  5. Step 5: Solve for x
    x = 312,660,798.16/19,472.36
  6. Step 6: Final answer
    x = 16,056.65

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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.