Home / 26,858.76-37,062.92-15,528.98

Finding the Fourth Proportional to 26,858.76, 37,062.92 and 15,528.98

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Solution

The fourth proportional to 26,858.76, 37,062.92 and 15,528.98 is: 21,428.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,858.76 : 37,062.92 = 15,528.98 : x
  2. Step 2: Convert to fraction form
    26,858.76/37,062.92 = 15,528.98/x
  3. Step 3: Cross multiply
    26,858.76x = 37,062.92 × 15,528.98
  4. Step 4: Simplify right side
    26,858.76x = 575,549,343.42
  5. Step 5: Solve for x
    x = 575,549,343.42/26,858.76
  6. Step 6: Final answer
    x = 21,428.74

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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.