Home / 40,557.84-55,938.99-34,902.12

Finding the Fourth Proportional to 40,557.84, 55,938.99 and 34,902.12

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Solution

The fourth proportional to 40,557.84, 55,938.99 and 34,902.12 is: 48,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,557.84 : 55,938.99 = 34,902.12 : x
  2. Step 2: Convert to fraction form
    40,557.84/55,938.99 = 34,902.12/x
  3. Step 3: Cross multiply
    40,557.84x = 55,938.99 × 34,902.12
  4. Step 4: Simplify right side
    40,557.84x = 1,952,389,341.66
  5. Step 5: Solve for x
    x = 1,952,389,341.66/40,557.84
  6. Step 6: Final answer
    x = 48,138.40

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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.