Home / 19,465.92-29,203.20-9,072

Finding the Fourth Proportional to 19,465.92, 29,203.20 and 9,072

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Solution

The fourth proportional to 19,465.92, 29,203.20 and 9,072 is: 13,610.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,465.92 : 29,203.20 = 9,072 : x
  2. Step 2: Convert to fraction form
    19,465.92/29,203.20 = 9,072/x
  3. Step 3: Cross multiply
    19,465.92x = 29,203.20 × 9,072
  4. Step 4: Simplify right side
    19,465.92x = 264,931,430.40
  5. Step 5: Solve for x
    x = 264,931,430.40/19,465.92
  6. Step 6: Final answer
    x = 13,610.01

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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.