Home / 15,056.32-20,776.32-9,088.96

Finding the Fourth Proportional to 15,056.32, 20,776.32 and 9,088.96

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Solution

The fourth proportional to 15,056.32, 20,776.32 and 9,088.96 is: 12,541.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,056.32 : 20,776.32 = 9,088.96 : x
  2. Step 2: Convert to fraction form
    15,056.32/20,776.32 = 9,088.96/x
  3. Step 3: Cross multiply
    15,056.32x = 20,776.32 × 9,088.96
  4. Step 4: Simplify right side
    15,056.32x = 188,835,141.43
  5. Step 5: Solve for x
    x = 188,835,141.43/15,056.32
  6. Step 6: Final answer
    x = 12,541.92

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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.