Home / 17,899.20-26,848.80-4,752.90

Finding the Fourth Proportional to 17,899.20, 26,848.80 and 4,752.90

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Solution

The fourth proportional to 17,899.20, 26,848.80 and 4,752.90 is: 7,129.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,899.20 : 26,848.80 = 4,752.90 : x
  2. Step 2: Convert to fraction form
    17,899.20/26,848.80 = 4,752.90/x
  3. Step 3: Cross multiply
    17,899.20x = 26,848.80 × 4,752.90
  4. Step 4: Simplify right side
    17,899.20x = 127,609,661.52
  5. Step 5: Solve for x
    x = 127,609,661.52/17,899.20
  6. Step 6: Final answer
    x = 7,129.35

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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.