Home / 29,638.95-40,900.23-16,207.59

Finding the Fourth Proportional to 29,638.95, 40,900.23 and 16,207.59

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Solution

The fourth proportional to 29,638.95, 40,900.23 and 16,207.59 is: 22,365.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,638.95 : 40,900.23 = 16,207.59 : x
  2. Step 2: Convert to fraction form
    29,638.95/40,900.23 = 16,207.59/x
  3. Step 3: Cross multiply
    29,638.95x = 40,900.23 × 16,207.59
  4. Step 4: Simplify right side
    29,638.95x = 662,894,158.75
  5. Step 5: Solve for x
    x = 662,894,158.75/29,638.95
  6. Step 6: Final answer
    x = 22,365.65

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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.