Home / 57,749.25-86,623.88-13,973.25

Finding the Fourth Proportional to 57,749.25, 86,623.88 and 13,973.25

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Solution

The fourth proportional to 57,749.25, 86,623.88 and 13,973.25 is: 20,959.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,749.25 : 86,623.88 = 13,973.25 : x
  2. Step 2: Convert to fraction form
    57,749.25/86,623.88 = 13,973.25/x
  3. Step 3: Cross multiply
    57,749.25x = 86,623.88 × 13,973.25
  4. Step 4: Simplify right side
    57,749.25x = 1,210,417,131.21
  5. Step 5: Solve for x
    x = 1,210,417,131.21/57,749.25
  6. Step 6: Final answer
    x = 20,959.88

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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.