Home / 40,320.38-60,486.95-10,740.60

Finding the Fourth Proportional to 40,320.38, 60,486.95 and 10,740.60

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Solution

The fourth proportional to 40,320.38, 60,486.95 and 10,740.60 is: 16,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,320.38 : 60,486.95 = 10,740.60 : x
  2. Step 2: Convert to fraction form
    40,320.38/60,486.95 = 10,740.60/x
  3. Step 3: Cross multiply
    40,320.38x = 60,486.95 × 10,740.60
  4. Step 4: Simplify right side
    40,320.38x = 649,666,162.02
  5. Step 5: Solve for x
    x = 649,666,162.02/40,320.38
  6. Step 6: Final answer
    x = 16,112.60

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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.