Home / 23,031.43-34,547.15-6,391.47

Finding the Fourth Proportional to 23,031.43, 34,547.15 and 6,391.47

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Solution

The fourth proportional to 23,031.43, 34,547.15 and 6,391.47 is: 9,587.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,031.43 : 34,547.15 = 6,391.47 : x
  2. Step 2: Convert to fraction form
    23,031.43/34,547.15 = 6,391.47/x
  3. Step 3: Cross multiply
    23,031.43x = 34,547.15 × 6,391.47
  4. Step 4: Simplify right side
    23,031.43x = 220,807,072.81
  5. Step 5: Solve for x
    x = 220,807,072.81/23,031.43
  6. Step 6: Final answer
    x = 9,587.21

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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.