Home / 43,298.98-64,950.30-13,716.16

Finding the Fourth Proportional to 43,298.98, 64,950.30 and 13,716.16

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Solution

The fourth proportional to 43,298.98, 64,950.30 and 13,716.16 is: 20,574.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,298.98 : 64,950.30 = 13,716.16 : x
  2. Step 2: Convert to fraction form
    43,298.98/64,950.30 = 13,716.16/x
  3. Step 3: Cross multiply
    43,298.98x = 64,950.30 × 13,716.16
  4. Step 4: Simplify right side
    43,298.98x = 890,868,544.47
  5. Step 5: Solve for x
    x = 890,868,544.47/43,298.98
  6. Step 6: Final answer
    x = 20,574.82

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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.