Home / 36,482.72-50,346.21-19,715.72

Finding the Fourth Proportional to 36,482.72, 50,346.21 and 19,715.72

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Solution

The fourth proportional to 36,482.72, 50,346.21 and 19,715.72 is: 27,207.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,482.72 : 50,346.21 = 19,715.72 : x
  2. Step 2: Convert to fraction form
    36,482.72/50,346.21 = 19,715.72/x
  3. Step 3: Cross multiply
    36,482.72x = 50,346.21 × 19,715.72
  4. Step 4: Simplify right side
    36,482.72x = 992,611,779.42
  5. Step 5: Solve for x
    x = 992,611,779.42/36,482.72
  6. Step 6: Final answer
    x = 27,207.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.