Home / 20,574.28-30,833.74-15,001.53

Finding the Fourth Proportional to 20,574.28, 30,833.74 and 15,001.53

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Solution

The fourth proportional to 20,574.28, 30,833.74 and 15,001.53 is: 22,482.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,574.28 : 30,833.74 = 15,001.53 : x
  2. Step 2: Convert to fraction form
    20,574.28/30,833.74 = 15,001.53/x
  3. Step 3: Cross multiply
    20,574.28x = 30,833.74 × 15,001.53
  4. Step 4: Simplify right side
    20,574.28x = 462,553,223.28
  5. Step 5: Solve for x
    x = 462,553,223.28/20,574.28
  6. Step 6: Final answer
    x = 22,482.11

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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.