Home / 38,547.89-53,207.35-22,418.98

Finding the Fourth Proportional to 38,547.89, 53,207.35 and 22,418.98

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Solution

The fourth proportional to 38,547.89, 53,207.35 and 22,418.98 is: 30,944.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,547.89 : 53,207.35 = 22,418.98 : x
  2. Step 2: Convert to fraction form
    38,547.89/53,207.35 = 22,418.98/x
  3. Step 3: Cross multiply
    38,547.89x = 53,207.35 × 22,418.98
  4. Step 4: Simplify right side
    38,547.89x = 1,192,854,326.44
  5. Step 5: Solve for x
    x = 1,192,854,326.44/38,547.89
  6. Step 6: Final answer
    x = 30,944.74

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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.