Home / 46,412.01-69,606.88-21,428.06

Finding the Fourth Proportional to 46,412.01, 69,606.88 and 21,428.06

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Solution

The fourth proportional to 46,412.01, 69,606.88 and 21,428.06 is: 32,136.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,412.01 : 69,606.88 = 21,428.06 : x
  2. Step 2: Convert to fraction form
    46,412.01/69,606.88 = 21,428.06/x
  3. Step 3: Cross multiply
    46,412.01x = 69,606.88 × 21,428.06
  4. Step 4: Simplify right side
    46,412.01x = 1,491,540,390.99
  5. Step 5: Solve for x
    x = 1,491,540,390.99/46,412.01
  6. Step 6: Final answer
    x = 32,136.95

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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.