Home / 34,224.36-51,340.63-13,159.50

Finding the Fourth Proportional to 34,224.36, 51,340.63 and 13,159.50

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Solution

The fourth proportional to 34,224.36, 51,340.63 and 13,159.50 is: 19,740.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,224.36 : 51,340.63 = 13,159.50 : x
  2. Step 2: Convert to fraction form
    34,224.36/51,340.63 = 13,159.50/x
  3. Step 3: Cross multiply
    34,224.36x = 51,340.63 × 13,159.50
  4. Step 4: Simplify right side
    34,224.36x = 675,616,763.78
  5. Step 5: Solve for x
    x = 675,616,763.78/34,224.36
  6. Step 6: Final answer
    x = 19,740.82

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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.