Home / 38,547.43-57,830.34-12,252.22

Finding the Fourth Proportional to 38,547.43, 57,830.34 and 12,252.22

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Solution

The fourth proportional to 38,547.43, 57,830.34 and 12,252.22 is: 18,381.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,547.43 : 57,830.34 = 12,252.22 : x
  2. Step 2: Convert to fraction form
    38,547.43/57,830.34 = 12,252.22/x
  3. Step 3: Cross multiply
    38,547.43x = 57,830.34 × 12,252.22
  4. Step 4: Simplify right side
    38,547.43x = 708,550,048.35
  5. Step 5: Solve for x
    x = 708,550,048.35/38,547.43
  6. Step 6: Final answer
    x = 18,381.25

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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.