Home / 34,130.19-51,191.64-11,943.99

Finding the Fourth Proportional to 34,130.19, 51,191.64 and 11,943.99

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Solution

The fourth proportional to 34,130.19, 51,191.64 and 11,943.99 is: 17,914.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,130.19 : 51,191.64 = 11,943.99 : x
  2. Step 2: Convert to fraction form
    34,130.19/51,191.64 = 11,943.99/x
  3. Step 3: Cross multiply
    34,130.19x = 51,191.64 × 11,943.99
  4. Step 4: Simplify right side
    34,130.19x = 611,432,180.29
  5. Step 5: Solve for x
    x = 611,432,180.29/34,130.19
  6. Step 6: Final answer
    x = 17,914.70

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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.