Home / 34,225.36-51,342.13-13,160.50

Finding the Fourth Proportional to 34,225.36, 51,342.13 and 13,160.50

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Solution

The fourth proportional to 34,225.36, 51,342.13 and 13,160.50 is: 19,742.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,225.36 : 51,342.13 = 13,160.50 : x
  2. Step 2: Convert to fraction form
    34,225.36/51,342.13 = 13,160.50/x
  3. Step 3: Cross multiply
    34,225.36x = 51,342.13 × 13,160.50
  4. Step 4: Simplify right side
    34,225.36x = 675,688,101.87
  5. Step 5: Solve for x
    x = 675,688,101.87/34,225.36
  6. Step 6: Final answer
    x = 19,742.32

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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.