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Finding the Fourth Proportional to 25,339.32, 34,968.03 and 14,009.10

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Solution

The fourth proportional to 25,339.32, 34,968.03 and 14,009.10 is: 19,332.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,339.32 : 34,968.03 = 14,009.10 : x
  2. Step 2: Convert to fraction form
    25,339.32/34,968.03 = 14,009.10/x
  3. Step 3: Cross multiply
    25,339.32x = 34,968.03 × 14,009.10
  4. Step 4: Simplify right side
    25,339.32x = 489,870,629.07
  5. Step 5: Solve for x
    x = 489,870,629.07/25,339.32
  6. Step 6: Final answer
    x = 19,332.43

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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.