Home / 15,468.50-21,341.64-9,093.06

Finding the Fourth Proportional to 15,468.50, 21,341.64 and 9,093.06

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Solution

The fourth proportional to 15,468.50, 21,341.64 and 9,093.06 is: 12,545.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,468.50 : 21,341.64 = 9,093.06 : x
  2. Step 2: Convert to fraction form
    15,468.50/21,341.64 = 9,093.06/x
  3. Step 3: Cross multiply
    15,468.50x = 21,341.64 × 9,093.06
  4. Step 4: Simplify right side
    15,468.50x = 194,060,847.12
  5. Step 5: Solve for x
    x = 194,060,847.12/15,468.50
  6. Step 6: Final answer
    x = 12,545.55

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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.