Home / 22,460.16-30,988.80-14,502.72

Finding the Fourth Proportional to 22,460.16, 30,988.80 and 14,502.72

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Solution

The fourth proportional to 22,460.16, 30,988.80 and 14,502.72 is: 20,009.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,460.16 : 30,988.80 = 14,502.72 : x
  2. Step 2: Convert to fraction form
    22,460.16/30,988.80 = 14,502.72/x
  3. Step 3: Cross multiply
    22,460.16x = 30,988.80 × 14,502.72
  4. Step 4: Simplify right side
    22,460.16x = 449,421,889.54
  5. Step 5: Solve for x
    x = 449,421,889.54/22,460.16
  6. Step 6: Final answer
    x = 20,009.74

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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.