Home / 15,864.96-23,751.12-13,750.16

Finding the Fourth Proportional to 15,864.96, 23,751.12 and 13,750.16

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Solution

The fourth proportional to 15,864.96, 23,751.12 and 13,750.16 is: 20,585.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,864.96 : 23,751.12 = 13,750.16 : x
  2. Step 2: Convert to fraction form
    15,864.96/23,751.12 = 13,750.16/x
  3. Step 3: Cross multiply
    15,864.96x = 23,751.12 × 13,750.16
  4. Step 4: Simplify right side
    15,864.96x = 326,581,632.99
  5. Step 5: Solve for x
    x = 326,581,632.99/15,864.96
  6. Step 6: Final answer
    x = 20,585.09

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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.