Home / 25,020.16-34,531.20-14,409.52

Finding the Fourth Proportional to 25,020.16, 34,531.20 and 14,409.52

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Solution

The fourth proportional to 25,020.16, 34,531.20 and 14,409.52 is: 19,887.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,020.16 : 34,531.20 = 14,409.52 : x
  2. Step 2: Convert to fraction form
    25,020.16/34,531.20 = 14,409.52/x
  3. Step 3: Cross multiply
    25,020.16x = 34,531.20 × 14,409.52
  4. Step 4: Simplify right side
    25,020.16x = 497,578,017.02
  5. Step 5: Solve for x
    x = 497,578,017.02/25,020.16
  6. Step 6: Final answer
    x = 19,887.08

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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.