Home / 30,022.66-41,403.72-18,065.24

Finding the Fourth Proportional to 30,022.66, 41,403.72 and 18,065.24

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Solution

The fourth proportional to 30,022.66, 41,403.72 and 18,065.24 is: 24,913.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,022.66 : 41,403.72 = 18,065.24 : x
  2. Step 2: Convert to fraction form
    30,022.66/41,403.72 = 18,065.24/x
  3. Step 3: Cross multiply
    30,022.66x = 41,403.72 × 18,065.24
  4. Step 4: Simplify right side
    30,022.66x = 747,967,931.67
  5. Step 5: Solve for x
    x = 747,967,931.67/30,022.66
  6. Step 6: Final answer
    x = 24,913.45

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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.