Home / 27,248.22-37,603.49-15,311.31

Finding the Fourth Proportional to 27,248.22, 37,603.49 and 15,311.31

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Solution

The fourth proportional to 27,248.22, 37,603.49 and 15,311.31 is: 21,130.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,248.22 : 37,603.49 = 15,311.31 : x
  2. Step 2: Convert to fraction form
    27,248.22/37,603.49 = 15,311.31/x
  3. Step 3: Cross multiply
    27,248.22x = 37,603.49 × 15,311.31
  4. Step 4: Simplify right side
    27,248.22x = 575,758,692.47
  5. Step 5: Solve for x
    x = 575,758,692.47/27,248.22
  6. Step 6: Final answer
    x = 21,130.14

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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.