Home / 37,780.39-56,672.61-11,483.13

Finding the Fourth Proportional to 37,780.39, 56,672.61 and 11,483.13

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Solution

The fourth proportional to 37,780.39, 56,672.61 and 11,483.13 is: 17,225.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,780.39 : 56,672.61 = 11,483.13 : x
  2. Step 2: Convert to fraction form
    37,780.39/56,672.61 = 11,483.13/x
  3. Step 3: Cross multiply
    37,780.39x = 56,672.61 × 11,483.13
  4. Step 4: Simplify right side
    37,780.39x = 650,778,948.07
  5. Step 5: Solve for x
    x = 650,778,948.07/37,780.39
  6. Step 6: Final answer
    x = 17,225.31

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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.