Home / 39,938.51-59,897.50-11,851.92

Finding the Fourth Proportional to 39,938.51, 59,897.50 and 11,851.92

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Solution

The fourth proportional to 39,938.51, 59,897.50 and 11,851.92 is: 17,774.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938.51 : 59,897.50 = 11,851.92 : x
  2. Step 2: Convert to fraction form
    39,938.51/59,897.50 = 11,851.92/x
  3. Step 3: Cross multiply
    39,938.51x = 59,897.50 × 11,851.92
  4. Step 4: Simplify right side
    39,938.51x = 709,900,348.57
  5. Step 5: Solve for x
    x = 709,900,348.57/39,938.51
  6. Step 6: Final answer
    x = 17,774.83

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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.