Home / 46,720.68-64,452.12-30,580.89

Finding the Fourth Proportional to 46,720.68, 64,452.12 and 30,580.89

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Solution

The fourth proportional to 46,720.68, 64,452.12 and 30,580.89 is: 42,186.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,720.68 : 64,452.12 = 30,580.89 : x
  2. Step 2: Convert to fraction form
    46,720.68/64,452.12 = 30,580.89/x
  3. Step 3: Cross multiply
    46,720.68x = 64,452.12 × 30,580.89
  4. Step 4: Simplify right side
    46,720.68x = 1,971,003,191.99
  5. Step 5: Solve for x
    x = 1,971,003,191.99/46,720.68
  6. Step 6: Final answer
    x = 42,186.95

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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.