Home / 15,643.86-23,348.29-13,526.14

Finding the Fourth Proportional to 15,643.86, 23,348.29 and 13,526.14

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Solution

The fourth proportional to 15,643.86, 23,348.29 and 13,526.14 is: 20,187.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,643.86 : 23,348.29 = 13,526.14 : x
  2. Step 2: Convert to fraction form
    15,643.86/23,348.29 = 13,526.14/x
  3. Step 3: Cross multiply
    15,643.86x = 23,348.29 × 13,526.14
  4. Step 4: Simplify right side
    15,643.86x = 315,812,239.30
  5. Step 5: Solve for x
    x = 315,812,239.30/15,643.86
  6. Step 6: Final answer
    x = 20,187.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.