Home / 15,995.08-22,068.78-10,330.07

Finding the Fourth Proportional to 15,995.08, 22,068.78 and 10,330.07

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Solution

The fourth proportional to 15,995.08, 22,068.78 and 10,330.07 is: 14,252.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,995.08 : 22,068.78 = 10,330.07 : x
  2. Step 2: Convert to fraction form
    15,995.08/22,068.78 = 10,330.07/x
  3. Step 3: Cross multiply
    15,995.08x = 22,068.78 × 10,330.07
  4. Step 4: Simplify right side
    15,995.08x = 227,972,058.87
  5. Step 5: Solve for x
    x = 227,972,058.87/15,995.08
  6. Step 6: Final answer
    x = 14,252.63

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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.