Home / 15,345.69-23,023.40-5,484.75

Finding the Fourth Proportional to 15,345.69, 23,023.40 and 5,484.75

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Solution

The fourth proportional to 15,345.69, 23,023.40 and 5,484.75 is: 8,228.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345.69 : 23,023.40 = 5,484.75 : x
  2. Step 2: Convert to fraction form
    15,345.69/23,023.40 = 5,484.75/x
  3. Step 3: Cross multiply
    15,345.69x = 23,023.40 × 5,484.75
  4. Step 4: Simplify right side
    15,345.69x = 126,277,565.73
  5. Step 5: Solve for x
    x = 126,277,565.73/15,345.69
  6. Step 6: Final answer
    x = 8,228.86

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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.