Home / 39,412.89-59,118.33-11,333.01

Finding the Fourth Proportional to 39,412.89, 59,118.33 and 11,333.01

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Solution

The fourth proportional to 39,412.89, 59,118.33 and 11,333.01 is: 16,999.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,412.89 : 59,118.33 = 11,333.01 : x
  2. Step 2: Convert to fraction form
    39,412.89/59,118.33 = 11,333.01/x
  3. Step 3: Cross multiply
    39,412.89x = 59,118.33 × 11,333.01
  4. Step 4: Simplify right side
    39,412.89x = 669,988,625.07
  5. Step 5: Solve for x
    x = 669,988,625.07/39,412.89
  6. Step 6: Final answer
    x = 16,999.23

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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.