Home / 45,538.10-68,337.47-15,955.89

Finding the Fourth Proportional to 45,538.10, 68,337.47 and 15,955.89

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Solution

The fourth proportional to 45,538.10, 68,337.47 and 15,955.89 is: 23,944.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,538.10 : 68,337.47 = 15,955.89 : x
  2. Step 2: Convert to fraction form
    45,538.10/68,337.47 = 15,955.89/x
  3. Step 3: Cross multiply
    45,538.10x = 68,337.47 × 15,955.89
  4. Step 4: Simplify right side
    45,538.10x = 1,090,384,937.82
  5. Step 5: Solve for x
    x = 1,090,384,937.82/45,538.10
  6. Step 6: Final answer
    x = 23,944.45

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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.