Home / 30,232.17-45,358.65-13,603.86

Finding the Fourth Proportional to 30,232.17, 45,358.65 and 13,603.86

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Solution

The fourth proportional to 30,232.17, 45,358.65 and 13,603.86 is: 20,410.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,232.17 : 45,358.65 = 13,603.86 : x
  2. Step 2: Convert to fraction form
    30,232.17/45,358.65 = 13,603.86/x
  3. Step 3: Cross multiply
    30,232.17x = 45,358.65 × 13,603.86
  4. Step 4: Simplify right side
    30,232.17x = 617,052,724.39
  5. Step 5: Solve for x
    x = 617,052,724.39/30,232.17
  6. Step 6: Final answer
    x = 20,410.47

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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.