Home / 39,343.50-59,009.33-12,686.06

Finding the Fourth Proportional to 39,343.50, 59,009.33 and 12,686.06

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Solution

The fourth proportional to 39,343.50, 59,009.33 and 12,686.06 is: 19,027.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,343.50 : 59,009.33 = 12,686.06 : x
  2. Step 2: Convert to fraction form
    39,343.50/59,009.33 = 12,686.06/x
  3. Step 3: Cross multiply
    39,343.50x = 59,009.33 × 12,686.06
  4. Step 4: Simplify right side
    39,343.50x = 748,595,542.46
  5. Step 5: Solve for x
    x = 748,595,542.46/39,343.50
  6. Step 6: Final answer
    x = 19,027.17

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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.