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Finding the Fourth Proportional to 56,547.84, 84,808.80 and 25,392

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Solution

The fourth proportional to 56,547.84, 84,808.80 and 25,392 is: 38,082.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,547.84 : 84,808.80 = 25,392 : x
  2. Step 2: Convert to fraction form
    56,547.84/84,808.80 = 25,392/x
  3. Step 3: Cross multiply
    56,547.84x = 84,808.80 × 25,392
  4. Step 4: Simplify right side
    56,547.84x = 2,153,465,049.60
  5. Step 5: Solve for x
    x = 2,153,465,049.60/56,547.84
  6. Step 6: Final answer
    x = 38,082.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.