Home / 13,948.47-20,901.93-7,710.27

Finding the Fourth Proportional to 13,948.47, 20,901.93 and 7,710.27

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Solution

The fourth proportional to 13,948.47, 20,901.93 and 7,710.27 is: 11,553.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948.47 : 20,901.93 = 7,710.27 : x
  2. Step 2: Convert to fraction form
    13,948.47/20,901.93 = 7,710.27/x
  3. Step 3: Cross multiply
    13,948.47x = 20,901.93 × 7,710.27
  4. Step 4: Simplify right side
    13,948.47x = 161,159,523.82
  5. Step 5: Solve for x
    x = 161,159,523.82/13,948.47
  6. Step 6: Final answer
    x = 11,553.92

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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.