Home / 25,021.95-34,542.78-14,409.53

Finding the Fourth Proportional to 25,021.95, 34,542.78 and 14,409.53

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Solution

The fourth proportional to 25,021.95, 34,542.78 and 14,409.53 is: 19,892.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,021.95 : 34,542.78 = 14,409.53 : x
  2. Step 2: Convert to fraction form
    25,021.95/34,542.78 = 14,409.53/x
  3. Step 3: Cross multiply
    25,021.95x = 34,542.78 × 14,409.53
  4. Step 4: Simplify right side
    25,021.95x = 497,745,208.53
  5. Step 5: Solve for x
    x = 497,745,208.53/25,021.95
  6. Step 6: Final answer
    x = 19,892.35

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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.