Home / 34,168.02-51,254.67-13,118.14

Finding the Fourth Proportional to 34,168.02, 51,254.67 and 13,118.14

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Solution

The fourth proportional to 34,168.02, 51,254.67 and 13,118.14 is: 19,678.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,168.02 : 51,254.67 = 13,118.14 : x
  2. Step 2: Convert to fraction form
    34,168.02/51,254.67 = 13,118.14/x
  3. Step 3: Cross multiply
    34,168.02x = 51,254.67 × 13,118.14
  4. Step 4: Simplify right side
    34,168.02x = 672,365,936.71
  5. Step 5: Solve for x
    x = 672,365,936.71/34,168.02
  6. Step 6: Final answer
    x = 19,678.22

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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.