Home / 51,268.40-70,750.29-28,606.02

Finding the Fourth Proportional to 51,268.40, 70,750.29 and 28,606.02

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Solution

The fourth proportional to 51,268.40, 70,750.29 and 28,606.02 is: 39,476.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,268.40 : 70,750.29 = 28,606.02 : x
  2. Step 2: Convert to fraction form
    51,268.40/70,750.29 = 28,606.02/x
  3. Step 3: Cross multiply
    51,268.40x = 70,750.29 × 28,606.02
  4. Step 4: Simplify right side
    51,268.40x = 2,023,884,210.75
  5. Step 5: Solve for x
    x = 2,023,884,210.75/51,268.40
  6. Step 6: Final answer
    x = 39,476.25

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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.