Home / 19,357.20-26,712.18-10,973.52

Finding the Fourth Proportional to 19,357.20, 26,712.18 and 10,973.52

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Solution

The fourth proportional to 19,357.20, 26,712.18 and 10,973.52 is: 15,143.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,357.20 : 26,712.18 = 10,973.52 : x
  2. Step 2: Convert to fraction form
    19,357.20/26,712.18 = 10,973.52/x
  3. Step 3: Cross multiply
    19,357.20x = 26,712.18 × 10,973.52
  4. Step 4: Simplify right side
    19,357.20x = 293,126,641.47
  5. Step 5: Solve for x
    x = 293,126,641.47/19,357.20
  6. Step 6: Final answer
    x = 15,143.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.