Home / 29,005.76-43,518.98-17,899.52

Finding the Fourth Proportional to 29,005.76, 43,518.98 and 17,899.52

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Solution

The fourth proportional to 29,005.76, 43,518.98 and 17,899.52 is: 26,855.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,005.76 : 43,518.98 = 17,899.52 : x
  2. Step 2: Convert to fraction form
    29,005.76/43,518.98 = 17,899.52/x
  3. Step 3: Cross multiply
    29,005.76x = 43,518.98 × 17,899.52
  4. Step 4: Simplify right side
    29,005.76x = 778,968,680.04
  5. Step 5: Solve for x
    x = 778,968,680.04/29,005.76
  6. Step 6: Final answer
    x = 26,855.65

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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.