Home / 30,552.24-45,785.12-13,004.40

Finding the Fourth Proportional to 30,552.24, 45,785.12 and 13,004.40

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Solution

The fourth proportional to 30,552.24, 45,785.12 and 13,004.40 is: 19,488.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,552.24 : 45,785.12 = 13,004.40 : x
  2. Step 2: Convert to fraction form
    30,552.24/45,785.12 = 13,004.40/x
  3. Step 3: Cross multiply
    30,552.24x = 45,785.12 × 13,004.40
  4. Step 4: Simplify right side
    30,552.24x = 595,408,014.53
  5. Step 5: Solve for x
    x = 595,408,014.53/30,552.24
  6. Step 6: Final answer
    x = 19,488.20

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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.