Home / 19,695.47-29,542.59-4,904.37

Finding the Fourth Proportional to 19,695.47, 29,542.59 and 4,904.37

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Solution

The fourth proportional to 19,695.47, 29,542.59 and 4,904.37 is: 7,356.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,695.47 : 29,542.59 = 4,904.37 : x
  2. Step 2: Convert to fraction form
    19,695.47/29,542.59 = 4,904.37/x
  3. Step 3: Cross multiply
    19,695.47x = 29,542.59 × 4,904.37
  4. Step 4: Simplify right side
    19,695.47x = 144,887,792.12
  5. Step 5: Solve for x
    x = 144,887,792.12/19,695.47
  6. Step 6: Final answer
    x = 7,356.40

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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.