Home / 25,710.68-35,480.63-14,380.13

Finding the Fourth Proportional to 25,710.68, 35,480.63 and 14,380.13

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Solution

The fourth proportional to 25,710.68, 35,480.63 and 14,380.13 is: 19,844.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,710.68 : 35,480.63 = 14,380.13 : x
  2. Step 2: Convert to fraction form
    25,710.68/35,480.63 = 14,380.13/x
  3. Step 3: Cross multiply
    25,710.68x = 35,480.63 × 14,380.13
  4. Step 4: Simplify right side
    25,710.68x = 510,216,071.88
  5. Step 5: Solve for x
    x = 510,216,071.88/25,710.68
  6. Step 6: Final answer
    x = 19,844.52

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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.