Home / 39,236.81-58,749.50-31,301.64

Finding the Fourth Proportional to 39,236.81, 58,749.50 and 31,301.64

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Solution

The fourth proportional to 39,236.81, 58,749.50 and 31,301.64 is: 46,868.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,236.81 : 58,749.50 = 31,301.64 : x
  2. Step 2: Convert to fraction form
    39,236.81/58,749.50 = 31,301.64/x
  3. Step 3: Cross multiply
    39,236.81x = 58,749.50 × 31,301.64
  4. Step 4: Simplify right side
    39,236.81x = 1,838,955,777.43
  5. Step 5: Solve for x
    x = 1,838,955,777.43/39,236.81
  6. Step 6: Final answer
    x = 46,868.13

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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.