Home / 39,389.20-59,075.74-11,301.74

Finding the Fourth Proportional to 39,389.20, 59,075.74 and 11,301.74

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Solution

The fourth proportional to 39,389.20, 59,075.74 and 11,301.74 is: 16,950.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,389.20 : 59,075.74 = 11,301.74 : x
  2. Step 2: Convert to fraction form
    39,389.20/59,075.74 = 11,301.74/x
  3. Step 3: Cross multiply
    39,389.20x = 59,075.74 × 11,301.74
  4. Step 4: Simplify right side
    39,389.20x = 667,658,653.79
  5. Step 5: Solve for x
    x = 667,658,653.79/39,389.20
  6. Step 6: Final answer
    x = 16,950.30

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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.