Home / 25,603.32-35,344.44-18,055.80

Finding the Fourth Proportional to 25,603.32, 35,344.44 and 18,055.80

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Solution

The fourth proportional to 25,603.32, 35,344.44 and 18,055.80 is: 24,925.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,603.32 : 35,344.44 = 18,055.80 : x
  2. Step 2: Convert to fraction form
    25,603.32/35,344.44 = 18,055.80/x
  3. Step 3: Cross multiply
    25,603.32x = 35,344.44 × 18,055.80
  4. Step 4: Simplify right side
    25,603.32x = 638,172,139.75
  5. Step 5: Solve for x
    x = 638,172,139.75/25,603.32
  6. Step 6: Final answer
    x = 24,925.37

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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.