Home / 32,899.10-45,401.94-18,749.66

Finding the Fourth Proportional to 32,899.10, 45,401.94 and 18,749.66

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Solution

The fourth proportional to 32,899.10, 45,401.94 and 18,749.66 is: 25,875.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,899.10 : 45,401.94 = 18,749.66 : x
  2. Step 2: Convert to fraction form
    32,899.10/45,401.94 = 18,749.66/x
  3. Step 3: Cross multiply
    32,899.10x = 45,401.94 × 18,749.66
  4. Step 4: Simplify right side
    32,899.10x = 851,270,938.34
  5. Step 5: Solve for x
    x = 851,270,938.34/32,899.10
  6. Step 6: Final answer
    x = 25,875.20

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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.