Home / 27,907.47-38,501.40-15,964.41

Finding the Fourth Proportional to 27,907.47, 38,501.40 and 15,964.41

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Solution

The fourth proportional to 27,907.47, 38,501.40 and 15,964.41 is: 22,024.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,907.47 : 38,501.40 = 15,964.41 : x
  2. Step 2: Convert to fraction form
    27,907.47/38,501.40 = 15,964.41/x
  3. Step 3: Cross multiply
    27,907.47x = 38,501.40 × 15,964.41
  4. Step 4: Simplify right side
    27,907.47x = 614,652,135.17
  5. Step 5: Solve for x
    x = 614,652,135.17/27,907.47
  6. Step 6: Final answer
    x = 22,024.65

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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.