Home / 36,785.89-55,139.34-14,568.40

Finding the Fourth Proportional to 36,785.89, 55,139.34 and 14,568.40

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Solution

The fourth proportional to 36,785.89, 55,139.34 and 14,568.40 is: 21,836.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,785.89 : 55,139.34 = 14,568.40 : x
  2. Step 2: Convert to fraction form
    36,785.89/55,139.34 = 14,568.40/x
  3. Step 3: Cross multiply
    36,785.89x = 55,139.34 × 14,568.40
  4. Step 4: Simplify right side
    36,785.89x = 803,291,823.01
  5. Step 5: Solve for x
    x = 803,291,823.01/36,785.89
  6. Step 6: Final answer
    x = 21,836.96

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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.