Home / 39,612.19-59,428.03-11,532.49

Finding the Fourth Proportional to 39,612.19, 59,428.03 and 11,532.49

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Solution

The fourth proportional to 39,612.19, 59,428.03 and 11,532.49 is: 17,301.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,612.19 : 59,428.03 = 11,532.49 : x
  2. Step 2: Convert to fraction form
    39,612.19/59,428.03 = 11,532.49/x
  3. Step 3: Cross multiply
    39,612.19x = 59,428.03 × 11,532.49
  4. Step 4: Simplify right side
    39,612.19x = 685,353,089.49
  5. Step 5: Solve for x
    x = 685,353,089.49/39,612.19
  6. Step 6: Final answer
    x = 17,301.57

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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.