Home / 39,365.43-59,030.37-11,279.06

Finding the Fourth Proportional to 39,365.43, 59,030.37 and 11,279.06

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Solution

The fourth proportional to 39,365.43, 59,030.37 and 11,279.06 is: 16,913.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,365.43 : 59,030.37 = 11,279.06 : x
  2. Step 2: Convert to fraction form
    39,365.43/59,030.37 = 11,279.06/x
  3. Step 3: Cross multiply
    39,365.43x = 59,030.37 × 11,279.06
  4. Step 4: Simplify right side
    39,365.43x = 665,806,733.51
  5. Step 5: Solve for x
    x = 665,806,733.51/39,365.43
  6. Step 6: Final answer
    x = 16,913.49

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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.