Home / 28,101.68-38,957.88-26,603.56

Finding the Fourth Proportional to 28,101.68, 38,957.88 and 26,603.56

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Solution

The fourth proportional to 28,101.68, 38,957.88 and 26,603.56 is: 36,881.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,101.68 : 38,957.88 = 26,603.56 : x
  2. Step 2: Convert to fraction form
    28,101.68/38,957.88 = 26,603.56/x
  3. Step 3: Cross multiply
    28,101.68x = 38,957.88 × 26,603.56
  4. Step 4: Simplify right side
    28,101.68x = 1,036,418,298.05
  5. Step 5: Solve for x
    x = 1,036,418,298.05/28,101.68
  6. Step 6: Final answer
    x = 36,881.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.