Home / 15,342.90-23,011.02-5,482.86

Finding the Fourth Proportional to 15,342.90, 23,011.02 and 5,482.86

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Solution

The fourth proportional to 15,342.90, 23,011.02 and 5,482.86 is: 8,223.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,342.90 : 23,011.02 = 5,482.86 : x
  2. Step 2: Convert to fraction form
    15,342.90/23,011.02 = 5,482.86/x
  3. Step 3: Cross multiply
    15,342.90x = 23,011.02 × 5,482.86
  4. Step 4: Simplify right side
    15,342.90x = 126,166,201.12
  5. Step 5: Solve for x
    x = 126,166,201.12/15,342.90
  6. Step 6: Final answer
    x = 8,223.10

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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.