Home / 15,337.89-23,007.12-4,807.68

Finding the Fourth Proportional to 15,337.89, 23,007.12 and 4,807.68

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Solution

The fourth proportional to 15,337.89, 23,007.12 and 4,807.68 is: 7,211.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,337.89 : 23,007.12 = 4,807.68 : x
  2. Step 2: Convert to fraction form
    15,337.89/23,007.12 = 4,807.68/x
  3. Step 3: Cross multiply
    15,337.89x = 23,007.12 × 4,807.68
  4. Step 4: Simplify right side
    15,337.89x = 110,610,784.40
  5. Step 5: Solve for x
    x = 110,610,784.40/15,337.89
  6. Step 6: Final answer
    x = 7,211.61

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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.