Home / 15,971.87-22,047.84-10,002.17

Finding the Fourth Proportional to 15,971.87, 22,047.84 and 10,002.17

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Solution

The fourth proportional to 15,971.87, 22,047.84 and 10,002.17 is: 13,807.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,971.87 : 22,047.84 = 10,002.17 : x
  2. Step 2: Convert to fraction form
    15,971.87/22,047.84 = 10,002.17/x
  3. Step 3: Cross multiply
    15,971.87x = 22,047.84 × 10,002.17
  4. Step 4: Simplify right side
    15,971.87x = 220,526,133.57
  5. Step 5: Solve for x
    x = 220,526,133.57/15,971.87
  6. Step 6: Final answer
    x = 13,807.16

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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.