Home / 18,223.04-25,148.06-10,156.47

Finding the Fourth Proportional to 18,223.04, 25,148.06 and 10,156.47

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Solution

The fourth proportional to 18,223.04, 25,148.06 and 10,156.47 is: 14,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223.04 : 25,148.06 = 10,156.47 : x
  2. Step 2: Convert to fraction form
    18,223.04/25,148.06 = 10,156.47/x
  3. Step 3: Cross multiply
    18,223.04x = 25,148.06 × 10,156.47
  4. Step 4: Simplify right side
    18,223.04x = 255,415,516.95
  5. Step 5: Solve for x
    x = 255,415,516.95/18,223.04
  6. Step 6: Final answer
    x = 14,016.08

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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.