Home / 37,756.13-56,598.80-12,778.70

Finding the Fourth Proportional to 37,756.13, 56,598.80 and 12,778.70

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Solution

The fourth proportional to 37,756.13, 56,598.80 and 12,778.70 is: 19,156.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,756.13 : 56,598.80 = 12,778.70 : x
  2. Step 2: Convert to fraction form
    37,756.13/56,598.80 = 12,778.70/x
  3. Step 3: Cross multiply
    37,756.13x = 56,598.80 × 12,778.70
  4. Step 4: Simplify right side
    37,756.13x = 723,258,738.67
  5. Step 5: Solve for x
    x = 723,258,738.67/37,756.13
  6. Step 6: Final answer
    x = 19,156.06

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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.