Home / 46,739.11-70,108.85-11,678.80

Finding the Fourth Proportional to 46,739.11, 70,108.85 and 11,678.80

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Solution

The fourth proportional to 46,739.11, 70,108.85 and 11,678.80 is: 17,518.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,739.11 : 70,108.85 = 11,678.80 : x
  2. Step 2: Convert to fraction form
    46,739.11/70,108.85 = 11,678.80/x
  3. Step 3: Cross multiply
    46,739.11x = 70,108.85 × 11,678.80
  4. Step 4: Simplify right side
    46,739.11x = 818,787,178.99
  5. Step 5: Solve for x
    x = 818,787,178.99/46,739.11
  6. Step 6: Final answer
    x = 17,518.24

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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.