Home / 26,009.56-39,101.33-20,528.97

Finding the Fourth Proportional to 26,009.56, 39,101.33 and 20,528.97

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Solution

The fourth proportional to 26,009.56, 39,101.33 and 20,528.97 is: 30,862.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,009.56 : 39,101.33 = 20,528.97 : x
  2. Step 2: Convert to fraction form
    26,009.56/39,101.33 = 20,528.97/x
  3. Step 3: Cross multiply
    26,009.56x = 39,101.33 × 20,528.97
  4. Step 4: Simplify right side
    26,009.56x = 802,710,030.53
  5. Step 5: Solve for x
    x = 802,710,030.53/26,009.56
  6. Step 6: Final answer
    x = 30,862.11

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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.