Home / 34,862.66-48,111.18-18,948.13

Finding the Fourth Proportional to 34,862.66, 48,111.18 and 18,948.13

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Solution

The fourth proportional to 34,862.66, 48,111.18 and 18,948.13 is: 26,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,862.66 : 48,111.18 = 18,948.13 : x
  2. Step 2: Convert to fraction form
    34,862.66/48,111.18 = 18,948.13/x
  3. Step 3: Cross multiply
    34,862.66x = 48,111.18 × 18,948.13
  4. Step 4: Simplify right side
    34,862.66x = 911,616,893.09
  5. Step 5: Solve for x
    x = 911,616,893.09/34,862.66
  6. Step 6: Final answer
    x = 26,148.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.