Home / 15,006.48-20,702.70-9,035.16

Finding the Fourth Proportional to 15,006.48, 20,702.70 and 9,035.16

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Solution

The fourth proportional to 15,006.48, 20,702.70 and 9,035.16 is: 12,464.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,006.48 : 20,702.70 = 9,035.16 : x
  2. Step 2: Convert to fraction form
    15,006.48/20,702.70 = 9,035.16/x
  3. Step 3: Cross multiply
    15,006.48x = 20,702.70 × 9,035.16
  4. Step 4: Simplify right side
    15,006.48x = 187,052,206.93
  5. Step 5: Solve for x
    x = 187,052,206.93/15,006.48
  6. Step 6: Final answer
    x = 12,464.76

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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.