Home / 38,749.15-58,130.58-20,023.99

Finding the Fourth Proportional to 38,749.15, 58,130.58 and 20,023.99

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Solution

The fourth proportional to 38,749.15, 58,130.58 and 20,023.99 is: 30,039.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,749.15 : 58,130.58 = 20,023.99 : x
  2. Step 2: Convert to fraction form
    38,749.15/58,130.58 = 20,023.99/x
  3. Step 3: Cross multiply
    38,749.15x = 58,130.58 × 20,023.99
  4. Step 4: Simplify right side
    38,749.15x = 1,164,006,152.61
  5. Step 5: Solve for x
    x = 1,164,006,152.61/38,749.15
  6. Step 6: Final answer
    x = 30,039.53

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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.