Home / 45,034.95-67,556.18-13,442.93

Finding the Fourth Proportional to 45,034.95, 67,556.18 and 13,442.93

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Solution

The fourth proportional to 45,034.95, 67,556.18 and 13,442.93 is: 20,165.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,034.95 : 67,556.18 = 13,442.93 : x
  2. Step 2: Convert to fraction form
    45,034.95/67,556.18 = 13,442.93/x
  3. Step 3: Cross multiply
    45,034.95x = 67,556.18 × 13,442.93
  4. Step 4: Simplify right side
    45,034.95x = 908,152,593.81
  5. Step 5: Solve for x
    x = 908,152,593.81/45,034.95
  6. Step 6: Final answer
    x = 20,165.51

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1.5x scale

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.