Home / 15,931.62-23,901.21-4,838.94

Finding the Fourth Proportional to 15,931.62, 23,901.21 and 4,838.94

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Solution

The fourth proportional to 15,931.62, 23,901.21 and 4,838.94 is: 7,259.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,931.62 : 23,901.21 = 4,838.94 : x
  2. Step 2: Convert to fraction form
    15,931.62/23,901.21 = 4,838.94/x
  3. Step 3: Cross multiply
    15,931.62x = 23,901.21 × 4,838.94
  4. Step 4: Simplify right side
    15,931.62x = 115,656,521.12
  5. Step 5: Solve for x
    x = 115,656,521.12/15,931.62
  6. Step 6: Final answer
    x = 7,259.56

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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.