Home / 19,343.07-29,064.42-18,801.18

Finding the Fourth Proportional to 19,343.07, 29,064.42 and 18,801.18

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Solution

The fourth proportional to 19,343.07, 29,064.42 and 18,801.18 is: 28,250.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,343.07 : 29,064.42 = 18,801.18 : x
  2. Step 2: Convert to fraction form
    19,343.07/29,064.42 = 18,801.18/x
  3. Step 3: Cross multiply
    19,343.07x = 29,064.42 × 18,801.18
  4. Step 4: Simplify right side
    19,343.07x = 546,445,392.02
  5. Step 5: Solve for x
    x = 546,445,392.02/19,343.07
  6. Step 6: Final answer
    x = 28,250.19

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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.