Home / 25,476.40-35,159.64-14,148.07

Finding the Fourth Proportional to 25,476.40, 35,159.64 and 14,148.07

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Solution

The fourth proportional to 25,476.40, 35,159.64 and 14,148.07 is: 19,525.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,476.40 : 35,159.64 = 14,148.07 : x
  2. Step 2: Convert to fraction form
    25,476.40/35,159.64 = 14,148.07/x
  3. Step 3: Cross multiply
    25,476.40x = 35,159.64 × 14,148.07
  4. Step 4: Simplify right side
    25,476.40x = 497,441,047.89
  5. Step 5: Solve for x
    x = 497,441,047.89/25,476.40
  6. Step 6: Final answer
    x = 19,525.56

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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.