Home / 26,088.48-35,989.92-15,478.02

Finding the Fourth Proportional to 26,088.48, 35,989.92 and 15,478.02

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Solution

The fourth proportional to 26,088.48, 35,989.92 and 15,478.02 is: 21,352.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,088.48 : 35,989.92 = 15,478.02 : x
  2. Step 2: Convert to fraction form
    26,088.48/35,989.92 = 15,478.02/x
  3. Step 3: Cross multiply
    26,088.48x = 35,989.92 × 15,478.02
  4. Step 4: Simplify right side
    26,088.48x = 557,052,701.56
  5. Step 5: Solve for x
    x = 557,052,701.56/26,088.48
  6. Step 6: Final answer
    x = 21,352.44

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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.