Home / 38,948.34-58,416.59-10,865.44

Finding the Fourth Proportional to 38,948.34, 58,416.59 and 10,865.44

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Solution

The fourth proportional to 38,948.34, 58,416.59 and 10,865.44 is: 16,296.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,948.34 : 58,416.59 = 10,865.44 : x
  2. Step 2: Convert to fraction form
    38,948.34/58,416.59 = 10,865.44/x
  3. Step 3: Cross multiply
    38,948.34x = 58,416.59 × 10,865.44
  4. Step 4: Simplify right side
    38,948.34x = 634,722,053.83
  5. Step 5: Solve for x
    x = 634,722,053.83/38,948.34
  6. Step 6: Final answer
    x = 16,296.51

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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.