Home / 39,559.68-59,339.76-13,266.48

Finding the Fourth Proportional to 39,559.68, 59,339.76 and 13,266.48

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Solution

The fourth proportional to 39,559.68, 59,339.76 and 13,266.48 is: 19,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,559.68 : 59,339.76 = 13,266.48 : x
  2. Step 2: Convert to fraction form
    39,559.68/59,339.76 = 13,266.48/x
  3. Step 3: Cross multiply
    39,559.68x = 59,339.76 × 13,266.48
  4. Step 4: Simplify right side
    39,559.68x = 787,229,739.24
  5. Step 5: Solve for x
    x = 787,229,739.24/39,559.68
  6. Step 6: Final answer
    x = 19,899.80

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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.