Home / 55,048.12-75,966.79-29,897.62

Finding the Fourth Proportional to 55,048.12, 75,966.79 and 29,897.62

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Solution

The fourth proportional to 55,048.12, 75,966.79 and 29,897.62 is: 41,258.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,048.12 : 75,966.79 = 29,897.62 : x
  2. Step 2: Convert to fraction form
    55,048.12/75,966.79 = 29,897.62/x
  3. Step 3: Cross multiply
    55,048.12x = 75,966.79 × 29,897.62
  4. Step 4: Simplify right side
    55,048.12x = 2,271,226,220.04
  5. Step 5: Solve for x
    x = 2,271,226,220.04/55,048.12
  6. Step 6: Final answer
    x = 41,258.92

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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.