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Finding the Fourth Proportional to 25,442.51, 35,110.67 and 14,264.51

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Solution

The fourth proportional to 25,442.51, 35,110.67 and 14,264.51 is: 19,685.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,442.51 : 35,110.67 = 14,264.51 : x
  2. Step 2: Convert to fraction form
    25,442.51/35,110.67 = 14,264.51/x
  3. Step 3: Cross multiply
    25,442.51x = 35,110.67 × 14,264.51
  4. Step 4: Simplify right side
    25,442.51x = 500,836,256.45
  5. Step 5: Solve for x
    x = 500,836,256.45/25,442.51
  6. Step 6: Final answer
    x = 19,685.02

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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.