Home / 28,909.10-43,363.65-23,897.90

Finding the Fourth Proportional to 28,909.10, 43,363.65 and 23,897.90

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Solution

The fourth proportional to 28,909.10, 43,363.65 and 23,897.90 is: 35,846.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,909.10 : 43,363.65 = 23,897.90 : x
  2. Step 2: Convert to fraction form
    28,909.10/43,363.65 = 23,897.90/x
  3. Step 3: Cross multiply
    28,909.10x = 43,363.65 × 23,897.90
  4. Step 4: Simplify right side
    28,909.10x = 1,036,300,171.34
  5. Step 5: Solve for x
    x = 1,036,300,171.34/28,909.10
  6. Step 6: Final answer
    x = 35,846.85

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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.