Home / 15,348.64-23,017.74-5,987.92

Finding the Fourth Proportional to 15,348.64, 23,017.74 and 5,987.92

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Solution

The fourth proportional to 15,348.64, 23,017.74 and 5,987.92 is: 8,979.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,348.64 : 23,017.74 = 5,987.92 : x
  2. Step 2: Convert to fraction form
    15,348.64/23,017.74 = 5,987.92/x
  3. Step 3: Cross multiply
    15,348.64x = 23,017.74 × 5,987.92
  4. Step 4: Simplify right side
    15,348.64x = 137,828,385.70
  5. Step 5: Solve for x
    x = 137,828,385.70/15,348.64
  6. Step 6: Final answer
    x = 8,979.84

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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.