Home / 11,007.08-16,510.90-9,437.30

Finding the Fourth Proportional to 11,007.08, 16,510.90 and 9,437.30

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Solution

The fourth proportional to 11,007.08, 16,510.90 and 9,437.30 is: 14,156.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.08 : 16,510.90 = 9,437.30 : x
  2. Step 2: Convert to fraction form
    11,007.08/16,510.90 = 9,437.30/x
  3. Step 3: Cross multiply
    11,007.08x = 16,510.90 × 9,437.30
  4. Step 4: Simplify right side
    11,007.08x = 155,818,316.57
  5. Step 5: Solve for x
    x = 155,818,316.57/11,007.08
  6. Step 6: Final answer
    x = 14,156.19

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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.