Home / 36,302.95-54,143.89-31,889.53

Finding the Fourth Proportional to 36,302.95, 54,143.89 and 31,889.53

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Solution

The fourth proportional to 36,302.95, 54,143.89 and 31,889.53 is: 47,561.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,302.95 : 54,143.89 = 31,889.53 : x
  2. Step 2: Convert to fraction form
    36,302.95/54,143.89 = 31,889.53/x
  3. Step 3: Cross multiply
    36,302.95x = 54,143.89 × 31,889.53
  4. Step 4: Simplify right side
    36,302.95x = 1,726,623,204.47
  5. Step 5: Solve for x
    x = 1,726,623,204.47/36,302.95
  6. Step 6: Final answer
    x = 47,561.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.