Home / 24,330.64-36,430.12-12,619.24

Finding the Fourth Proportional to 24,330.64, 36,430.12 and 12,619.24

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Solution

The fourth proportional to 24,330.64, 36,430.12 and 12,619.24 is: 18,894.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,330.64 : 36,430.12 = 12,619.24 : x
  2. Step 2: Convert to fraction form
    24,330.64/36,430.12 = 12,619.24/x
  3. Step 3: Cross multiply
    24,330.64x = 36,430.12 × 12,619.24
  4. Step 4: Simplify right side
    24,330.64x = 459,720,427.51
  5. Step 5: Solve for x
    x = 459,720,427.51/24,330.64
  6. Step 6: Final answer
    x = 18,894.71

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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.