Home / 11,192.32-15,437.60-9,502.08

Finding the Fourth Proportional to 11,192.32, 15,437.60 and 9,502.08

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Solution

The fourth proportional to 11,192.32, 15,437.60 and 9,502.08 is: 13,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192.32 : 15,437.60 = 9,502.08 : x
  2. Step 2: Convert to fraction form
    11,192.32/15,437.60 = 9,502.08/x
  3. Step 3: Cross multiply
    11,192.32x = 15,437.60 × 9,502.08
  4. Step 4: Simplify right side
    11,192.32x = 146,689,310.21
  5. Step 5: Solve for x
    x = 146,689,310.21/11,192.32
  6. Step 6: Final answer
    x = 13,106.25

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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.