Home / 19,901.13-27,463.16-10,948.40

Finding the Fourth Proportional to 19,901.13, 27,463.16 and 10,948.40

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Solution

The fourth proportional to 19,901.13, 27,463.16 and 10,948.40 is: 15,108.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901.13 : 27,463.16 = 10,948.40 : x
  2. Step 2: Convert to fraction form
    19,901.13/27,463.16 = 10,948.40/x
  3. Step 3: Cross multiply
    19,901.13x = 27,463.16 × 10,948.40
  4. Step 4: Simplify right side
    19,901.13x = 300,677,606.20
  5. Step 5: Solve for x
    x = 300,677,606.20/19,901.13
  6. Step 6: Final answer
    x = 15,108.57

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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.