Home / 39,988.26-59,975.07-17,782.92

Finding the Fourth Proportional to 39,988.26, 59,975.07 and 17,782.92

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Solution

The fourth proportional to 39,988.26, 59,975.07 and 17,782.92 is: 26,671.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,988.26 : 59,975.07 = 17,782.92 : x
  2. Step 2: Convert to fraction form
    39,988.26/59,975.07 = 17,782.92/x
  3. Step 3: Cross multiply
    39,988.26x = 59,975.07 × 17,782.92
  4. Step 4: Simplify right side
    39,988.26x = 1,066,531,871.80
  5. Step 5: Solve for x
    x = 1,066,531,871.80/39,988.26
  6. Step 6: Final answer
    x = 26,671.12

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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.