Home / 40,345.04-60,475.87-15,378.38

Finding the Fourth Proportional to 40,345.04, 60,475.87 and 15,378.38

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Solution

The fourth proportional to 40,345.04, 60,475.87 and 15,378.38 is: 23,051.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,345.04 : 60,475.87 = 15,378.38 : x
  2. Step 2: Convert to fraction form
    40,345.04/60,475.87 = 15,378.38/x
  3. Step 3: Cross multiply
    40,345.04x = 60,475.87 × 15,378.38
  4. Step 4: Simplify right side
    40,345.04x = 930,021,022.43
  5. Step 5: Solve for x
    x = 930,021,022.43/40,345.04
  6. Step 6: Final answer
    x = 23,051.68

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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.