Home / 34,268.40-51,402.60-10,897.20

Finding the Fourth Proportional to 34,268.40, 51,402.60 and 10,897.20

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Solution

The fourth proportional to 34,268.40, 51,402.60 and 10,897.20 is: 16,345.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,268.40 : 51,402.60 = 10,897.20 : x
  2. Step 2: Convert to fraction form
    34,268.40/51,402.60 = 10,897.20/x
  3. Step 3: Cross multiply
    34,268.40x = 51,402.60 × 10,897.20
  4. Step 4: Simplify right side
    34,268.40x = 560,144,412.72
  5. Step 5: Solve for x
    x = 560,144,412.72/34,268.40
  6. Step 6: Final answer
    x = 16,345.80

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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.