Home / 19,862.55-29,784.65-11,544.93

Finding the Fourth Proportional to 19,862.55, 29,784.65 and 11,544.93

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Solution

The fourth proportional to 19,862.55, 29,784.65 and 11,544.93 is: 17,312.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.55 : 29,784.65 = 11,544.93 : x
  2. Step 2: Convert to fraction form
    19,862.55/29,784.65 = 11,544.93/x
  3. Step 3: Cross multiply
    19,862.55x = 29,784.65 × 11,544.93
  4. Step 4: Simplify right side
    19,862.55x = 343,861,641.60
  5. Step 5: Solve for x
    x = 343,861,641.60/19,862.55
  6. Step 6: Final answer
    x = 17,312.06

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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.