Home / 15,243.93-22,875.64-6,478.85

Finding the Fourth Proportional to 15,243.93, 22,875.64 and 6,478.85

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Solution

The fourth proportional to 15,243.93, 22,875.64 and 6,478.85 is: 9,722.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,243.93 : 22,875.64 = 6,478.85 : x
  2. Step 2: Convert to fraction form
    15,243.93/22,875.64 = 6,478.85/x
  3. Step 3: Cross multiply
    15,243.93x = 22,875.64 × 6,478.85
  4. Step 4: Simplify right side
    15,243.93x = 148,207,881.21
  5. Step 5: Solve for x
    x = 148,207,881.21/15,243.93
  6. Step 6: Final answer
    x = 9,722.42

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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.