Home / 15,635.12-23,437.37-9,995.49

Finding the Fourth Proportional to 15,635.12, 23,437.37 and 9,995.49

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Solution

The fourth proportional to 15,635.12, 23,437.37 and 9,995.49 is: 14,983.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,635.12 : 23,437.37 = 9,995.49 : x
  2. Step 2: Convert to fraction form
    15,635.12/23,437.37 = 9,995.49/x
  3. Step 3: Cross multiply
    15,635.12x = 23,437.37 × 9,995.49
  4. Step 4: Simplify right side
    15,635.12x = 234,267,947.48
  5. Step 5: Solve for x
    x = 234,267,947.48/15,635.12
  6. Step 6: Final answer
    x = 14,983.45

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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.