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Finding the Fourth Proportional to 15,020, 22,530.04 and 4,076

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Solution

The fourth proportional to 15,020, 22,530.04 and 4,076 is: 6,114.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,020 : 22,530.04 = 4,076 : x
  2. Step 2: Convert to fraction form
    15,020/22,530.04 = 4,076/x
  3. Step 3: Cross multiply
    15,020x = 22,530.04 × 4,076
  4. Step 4: Simplify right side
    15,020x = 91,832,443.04
  5. Step 5: Solve for x
    x = 91,832,443.04/15,020
  6. Step 6: Final answer
    x = 6,114.01

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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.