Home / 48,547.14-66,995.07-28,407.89

Finding the Fourth Proportional to 48,547.14, 66,995.07 and 28,407.89

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Solution

The fourth proportional to 48,547.14, 66,995.07 and 28,407.89 is: 39,202.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,547.14 : 66,995.07 = 28,407.89 : x
  2. Step 2: Convert to fraction form
    48,547.14/66,995.07 = 28,407.89/x
  3. Step 3: Cross multiply
    48,547.14x = 66,995.07 × 28,407.89
  4. Step 4: Simplify right side
    48,547.14x = 1,903,188,640.06
  5. Step 5: Solve for x
    x = 1,903,188,640.06/48,547.14
  6. Step 6: Final answer
    x = 39,202.90

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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.