Home / 39,423.48-59,143.56-11,343.24

Finding the Fourth Proportional to 39,423.48, 59,143.56 and 11,343.24

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Solution

The fourth proportional to 39,423.48, 59,143.56 and 11,343.24 is: 17,017.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,423.48 : 59,143.56 = 11,343.24 : x
  2. Step 2: Convert to fraction form
    39,423.48/59,143.56 = 11,343.24/x
  3. Step 3: Cross multiply
    39,423.48x = 59,143.56 × 11,343.24
  4. Step 4: Simplify right side
    39,423.48x = 670,879,595.53
  5. Step 5: Solve for x
    x = 670,879,595.53/39,423.48
  6. Step 6: Final answer
    x = 17,017.26

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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.