Home / 15,345.64-23,013.24-5,984.92

Finding the Fourth Proportional to 15,345.64, 23,013.24 and 5,984.92

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Solution

The fourth proportional to 15,345.64, 23,013.24 and 5,984.92 is: 8,975.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345.64 : 23,013.24 = 5,984.92 : x
  2. Step 2: Convert to fraction form
    15,345.64/23,013.24 = 5,984.92/x
  3. Step 3: Cross multiply
    15,345.64x = 23,013.24 × 5,984.92
  4. Step 4: Simplify right side
    15,345.64x = 137,732,400.34
  5. Step 5: Solve for x
    x = 137,732,400.34/15,345.64
  6. Step 6: Final answer
    x = 8,975.34

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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.