Home / 37,697.29-56,506.55-12,728.77

Finding the Fourth Proportional to 37,697.29, 56,506.55 and 12,728.77

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Solution

The fourth proportional to 37,697.29, 56,506.55 and 12,728.77 is: 19,079.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,697.29 : 56,506.55 = 12,728.77 : x
  2. Step 2: Convert to fraction form
    37,697.29/56,506.55 = 12,728.77/x
  3. Step 3: Cross multiply
    37,697.29x = 56,506.55 × 12,728.77
  4. Step 4: Simplify right side
    37,697.29x = 719,258,673.53
  5. Step 5: Solve for x
    x = 719,258,673.53/37,697.29
  6. Step 6: Final answer
    x = 19,079.85

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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.