Home / 28,184.58-42,298.29-10,432.04

Finding the Fourth Proportional to 28,184.58, 42,298.29 and 10,432.04

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Solution

The fourth proportional to 28,184.58, 42,298.29 and 10,432.04 is: 15,655.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,184.58 : 42,298.29 = 10,432.04 : x
  2. Step 2: Convert to fraction form
    28,184.58/42,298.29 = 10,432.04/x
  3. Step 3: Cross multiply
    28,184.58x = 42,298.29 × 10,432.04
  4. Step 4: Simplify right side
    28,184.58x = 441,257,241.72
  5. Step 5: Solve for x
    x = 441,257,241.72/28,184.58
  6. Step 6: Final answer
    x = 15,655.98

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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.