Home / 34,566.86-47,705.85-21,147.05

Finding the Fourth Proportional to 34,566.86, 47,705.85 and 21,147.05

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Solution

The fourth proportional to 34,566.86, 47,705.85 and 21,147.05 is: 29,185.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,566.86 : 47,705.85 = 21,147.05 : x
  2. Step 2: Convert to fraction form
    34,566.86/47,705.85 = 21,147.05/x
  3. Step 3: Cross multiply
    34,566.86x = 47,705.85 × 21,147.05
  4. Step 4: Simplify right side
    34,566.86x = 1,008,837,756.71
  5. Step 5: Solve for x
    x = 1,008,837,756.71/34,566.86
  6. Step 6: Final answer
    x = 29,185.12

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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.