Home / 37,520.28-56,263.86-19,986.36

Finding the Fourth Proportional to 37,520.28, 56,263.86 and 19,986.36

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Solution

The fourth proportional to 37,520.28, 56,263.86 and 19,986.36 is: 29,970.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,520.28 : 56,263.86 = 19,986.36 : x
  2. Step 2: Convert to fraction form
    37,520.28/56,263.86 = 19,986.36/x
  3. Step 3: Cross multiply
    37,520.28x = 56,263.86 × 19,986.36
  4. Step 4: Simplify right side
    37,520.28x = 1,124,509,760.95
  5. Step 5: Solve for x
    x = 1,124,509,760.95/37,520.28
  6. Step 6: Final answer
    x = 29,970.72

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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.