Home / 19,875.71-27,452.82-14,862.23

Finding the Fourth Proportional to 19,875.71, 27,452.82 and 14,862.23

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Solution

The fourth proportional to 19,875.71, 27,452.82 and 14,862.23 is: 20,528.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,875.71 : 27,452.82 = 14,862.23 : x
  2. Step 2: Convert to fraction form
    19,875.71/27,452.82 = 14,862.23/x
  3. Step 3: Cross multiply
    19,875.71x = 27,452.82 × 14,862.23
  4. Step 4: Simplify right side
    19,875.71x = 408,010,300.83
  5. Step 5: Solve for x
    x = 408,010,300.83/19,875.71
  6. Step 6: Final answer
    x = 20,528.08

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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.