Home / 25,678.02-35,436.42-14,347.17

Finding the Fourth Proportional to 25,678.02, 35,436.42 and 14,347.17

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Solution

The fourth proportional to 25,678.02, 35,436.42 and 14,347.17 is: 19,799.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,678.02 : 35,436.42 = 14,347.17 : x
  2. Step 2: Convert to fraction form
    25,678.02/35,436.42 = 14,347.17/x
  3. Step 3: Cross multiply
    25,678.02x = 35,436.42 × 14,347.17
  4. Step 4: Simplify right side
    25,678.02x = 508,412,341.93
  5. Step 5: Solve for x
    x = 508,412,341.93/25,678.02
  6. Step 6: Final answer
    x = 19,799.51

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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.