Home / 39,561.78-59,323.53-14,613.58

Finding the Fourth Proportional to 39,561.78, 59,323.53 and 14,613.58

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Solution

The fourth proportional to 39,561.78, 59,323.53 and 14,613.58 is: 21,913.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,561.78 : 59,323.53 = 14,613.58 : x
  2. Step 2: Convert to fraction form
    39,561.78/59,323.53 = 14,613.58/x
  3. Step 3: Cross multiply
    39,561.78x = 59,323.53 × 14,613.58
  4. Step 4: Simplify right side
    39,561.78x = 866,928,854.92
  5. Step 5: Solve for x
    x = 866,928,854.92/39,561.78
  6. Step 6: Final answer
    x = 21,913.29

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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.