Home / 25,603.60-38,405.40-24,145.60

Finding the Fourth Proportional to 25,603.60, 38,405.40 and 24,145.60

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Solution

The fourth proportional to 25,603.60, 38,405.40 and 24,145.60 is: 36,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,603.60 : 38,405.40 = 24,145.60 : x
  2. Step 2: Convert to fraction form
    25,603.60/38,405.40 = 24,145.60/x
  3. Step 3: Cross multiply
    25,603.60x = 38,405.40 × 24,145.60
  4. Step 4: Simplify right side
    25,603.60x = 927,321,426.24
  5. Step 5: Solve for x
    x = 927,321,426.24/25,603.60
  6. Step 6: Final answer
    x = 36,218.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.