Home / 16,130.79-24,191.78-4,887.36

Finding the Fourth Proportional to 16,130.79, 24,191.78 and 4,887.36

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Solution

The fourth proportional to 16,130.79, 24,191.78 and 4,887.36 is: 7,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,130.79 : 24,191.78 = 4,887.36 : x
  2. Step 2: Convert to fraction form
    16,130.79/24,191.78 = 4,887.36/x
  3. Step 3: Cross multiply
    16,130.79x = 24,191.78 × 4,887.36
  4. Step 4: Simplify right side
    16,130.79x = 118,233,913.46
  5. Step 5: Solve for x
    x = 118,233,913.46/16,130.79
  6. Step 6: Final answer
    x = 7,329.70

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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.