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Finding the Fourth Proportional to 34,862.00, 48,107.52 and 18,946.31

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Solution

The fourth proportional to 34,862.00, 48,107.52 and 18,946.31 is: 26,144.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,862.00 : 48,107.52 = 18,946.31 : x
  2. Step 2: Convert to fraction form
    34,862.00/48,107.52 = 18,946.31/x
  3. Step 3: Cross multiply
    34,862.00x = 48,107.52 × 18,946.31
  4. Step 4: Simplify right side
    34,862.00x = 911,459,746.71
  5. Step 5: Solve for x
    x = 911,459,746.71/34,862.00
  6. Step 6: Final answer
    x = 26,144.80

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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.