Home / 40,915.42-56,471.05-25,609.08

Finding the Fourth Proportional to 40,915.42, 56,471.05 and 25,609.08

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Solution

The fourth proportional to 40,915.42, 56,471.05 and 25,609.08 is: 35,345.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,915.42 : 56,471.05 = 25,609.08 : x
  2. Step 2: Convert to fraction form
    40,915.42/56,471.05 = 25,609.08/x
  3. Step 3: Cross multiply
    40,915.42x = 56,471.05 × 25,609.08
  4. Step 4: Simplify right side
    40,915.42x = 1,446,171,637.13
  5. Step 5: Solve for x
    x = 1,446,171,637.13/40,915.42
  6. Step 6: Final answer
    x = 35,345.39

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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.