Home / 32,980.11-45,518.40-25,008.90

Finding the Fourth Proportional to 32,980.11, 45,518.40 and 25,008.90

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Solution

The fourth proportional to 32,980.11, 45,518.40 and 25,008.90 is: 34,516.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,980.11 : 45,518.40 = 25,008.90 : x
  2. Step 2: Convert to fraction form
    32,980.11/45,518.40 = 25,008.90/x
  3. Step 3: Cross multiply
    32,980.11x = 45,518.40 × 25,008.90
  4. Step 4: Simplify right side
    32,980.11x = 1,138,365,113.76
  5. Step 5: Solve for x
    x = 1,138,365,113.76/32,980.11
  6. Step 6: Final answer
    x = 34,516.72

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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.