Home / 52,842.08-79,275.26-17,780.80

Finding the Fourth Proportional to 52,842.08, 79,275.26 and 17,780.80

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Solution

The fourth proportional to 52,842.08, 79,275.26 and 17,780.80 is: 26,675.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,842.08 : 79,275.26 = 17,780.80 : x
  2. Step 2: Convert to fraction form
    52,842.08/79,275.26 = 17,780.80/x
  3. Step 3: Cross multiply
    52,842.08x = 79,275.26 × 17,780.80
  4. Step 4: Simplify right side
    52,842.08x = 1,409,577,543.01
  5. Step 5: Solve for x
    x = 1,409,577,543.01/52,842.08
  6. Step 6: Final answer
    x = 26,675.28

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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.