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Finding the Fourth Proportional to 32,908.74, 45,419.58 and 25,888.74

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Solution

The fourth proportional to 32,908.74, 45,419.58 and 25,888.74 is: 35,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,908.74 : 45,419.58 = 25,888.74 : x
  2. Step 2: Convert to fraction form
    32,908.74/45,419.58 = 25,888.74/x
  3. Step 3: Cross multiply
    32,908.74x = 45,419.58 × 25,888.74
  4. Step 4: Simplify right side
    32,908.74x = 1,175,855,697.53
  5. Step 5: Solve for x
    x = 1,175,855,697.53/32,908.74
  6. Step 6: Final answer
    x = 35,730.80

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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.