Home / 15,561.01-23,328.42-7,236.78

Finding the Fourth Proportional to 15,561.01, 23,328.42 and 7,236.78

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Solution

The fourth proportional to 15,561.01, 23,328.42 and 7,236.78 is: 10,849.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,561.01 : 23,328.42 = 7,236.78 : x
  2. Step 2: Convert to fraction form
    15,561.01/23,328.42 = 7,236.78/x
  3. Step 3: Cross multiply
    15,561.01x = 23,328.42 × 7,236.78
  4. Step 4: Simplify right side
    15,561.01x = 168,822,643.29
  5. Step 5: Solve for x
    x = 168,822,643.29/15,561.01
  6. Step 6: Final answer
    x = 10,849.08

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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.