Home / 47,258.40-65,221.02-26,040.72

Finding the Fourth Proportional to 47,258.40, 65,221.02 and 26,040.72

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Solution

The fourth proportional to 47,258.40, 65,221.02 and 26,040.72 is: 35,938.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,258.40 : 65,221.02 = 26,040.72 : x
  2. Step 2: Convert to fraction form
    47,258.40/65,221.02 = 26,040.72/x
  3. Step 3: Cross multiply
    47,258.40x = 65,221.02 × 26,040.72
  4. Step 4: Simplify right side
    47,258.40x = 1,698,402,319.93
  5. Step 5: Solve for x
    x = 1,698,402,319.93/47,258.40
  6. Step 6: Final answer
    x = 35,938.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.