Home / 34,432.02-47,510.55-20,282.94

Finding the Fourth Proportional to 34,432.02, 47,510.55 and 20,282.94

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Solution

The fourth proportional to 34,432.02, 47,510.55 and 20,282.94 is: 27,987.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,432.02 : 47,510.55 = 20,282.94 : x
  2. Step 2: Convert to fraction form
    34,432.02/47,510.55 = 20,282.94/x
  3. Step 3: Cross multiply
    34,432.02x = 47,510.55 × 20,282.94
  4. Step 4: Simplify right side
    34,432.02x = 963,653,635.02
  5. Step 5: Solve for x
    x = 963,653,635.02/34,432.02
  6. Step 6: Final answer
    x = 27,987.14

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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.