Home / 43,258.63-64,897.55-13,277.03

Finding the Fourth Proportional to 43,258.63, 64,897.55 and 13,277.03

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Solution

The fourth proportional to 43,258.63, 64,897.55 and 13,277.03 is: 19,918.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,258.63 : 64,897.55 = 13,277.03 : x
  2. Step 2: Convert to fraction form
    43,258.63/64,897.55 = 13,277.03/x
  3. Step 3: Cross multiply
    43,258.63x = 64,897.55 × 13,277.03
  4. Step 4: Simplify right side
    43,258.63x = 861,646,718.28
  5. Step 5: Solve for x
    x = 861,646,718.28/43,258.63
  6. Step 6: Final answer
    x = 19,918.49

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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.