Home / 38,117.79-52,608.96-22,211.69

Finding the Fourth Proportional to 38,117.79, 52,608.96 and 22,211.69

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Solution

The fourth proportional to 38,117.79, 52,608.96 and 22,211.69 is: 30,655.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,117.79 : 52,608.96 = 22,211.69 : x
  2. Step 2: Convert to fraction form
    38,117.79/52,608.96 = 22,211.69/x
  3. Step 3: Cross multiply
    38,117.79x = 52,608.96 × 22,211.69
  4. Step 4: Simplify right side
    38,117.79x = 1,168,533,647.70
  5. Step 5: Solve for x
    x = 1,168,533,647.70/38,117.79
  6. Step 6: Final answer
    x = 30,655.86

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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.