Home / 37,479.74-56,200.50-12,510.81

Finding the Fourth Proportional to 37,479.74, 56,200.50 and 12,510.81

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Solution

The fourth proportional to 37,479.74, 56,200.50 and 12,510.81 is: 18,759.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,479.74 : 56,200.50 = 12,510.81 : x
  2. Step 2: Convert to fraction form
    37,479.74/56,200.50 = 12,510.81/x
  3. Step 3: Cross multiply
    37,479.74x = 56,200.50 × 12,510.81
  4. Step 4: Simplify right side
    37,479.74x = 703,113,777.41
  5. Step 5: Solve for x
    x = 703,113,777.41/37,479.74
  6. Step 6: Final answer
    x = 18,759.84

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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.