Home / 17,368.80-26,053.16-4,221.18

Finding the Fourth Proportional to 17,368.80, 26,053.16 and 4,221.18

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Solution

The fourth proportional to 17,368.80, 26,053.16 and 4,221.18 is: 6,331.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,368.80 : 26,053.16 = 4,221.18 : x
  2. Step 2: Convert to fraction form
    17,368.80/26,053.16 = 4,221.18/x
  3. Step 3: Cross multiply
    17,368.80x = 26,053.16 × 4,221.18
  4. Step 4: Simplify right side
    17,368.80x = 109,975,077.93
  5. Step 5: Solve for x
    x = 109,975,077.93/17,368.80
  6. Step 6: Final answer
    x = 6,331.76

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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.