Home / 28,095.47-42,149.48-10,565.45

Finding the Fourth Proportional to 28,095.47, 42,149.48 and 10,565.45

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Solution

The fourth proportional to 28,095.47, 42,149.48 and 10,565.45 is: 15,850.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,095.47 : 42,149.48 = 10,565.45 : x
  2. Step 2: Convert to fraction form
    28,095.47/42,149.48 = 10,565.45/x
  3. Step 3: Cross multiply
    28,095.47x = 42,149.48 × 10,565.45
  4. Step 4: Simplify right side
    28,095.47x = 445,328,223.47
  5. Step 5: Solve for x
    x = 445,328,223.47/28,095.47
  6. Step 6: Final answer
    x = 15,850.53

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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.