Home / 46,884.80-70,334.04-13,605.05

Finding the Fourth Proportional to 46,884.80, 70,334.04 and 13,605.05

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Solution

The fourth proportional to 46,884.80, 70,334.04 and 13,605.05 is: 20,409.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,884.80 : 70,334.04 = 13,605.05 : x
  2. Step 2: Convert to fraction form
    46,884.80/70,334.04 = 13,605.05/x
  3. Step 3: Cross multiply
    46,884.80x = 70,334.04 × 13,605.05
  4. Step 4: Simplify right side
    46,884.80x = 956,898,130.90
  5. Step 5: Solve for x
    x = 956,898,130.90/46,884.80
  6. Step 6: Final answer
    x = 20,409.56

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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.