Home / 14,448.99-19,934.12-10,681.21

Finding the Fourth Proportional to 14,448.99, 19,934.12 and 10,681.21

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Solution

The fourth proportional to 14,448.99, 19,934.12 and 10,681.21 is: 14,736.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,448.99 : 19,934.12 = 10,681.21 : x
  2. Step 2: Convert to fraction form
    14,448.99/19,934.12 = 10,681.21/x
  3. Step 3: Cross multiply
    14,448.99x = 19,934.12 × 10,681.21
  4. Step 4: Simplify right side
    14,448.99x = 212,920,401.29
  5. Step 5: Solve for x
    x = 212,920,401.29/14,448.99
  6. Step 6: Final answer
    x = 14,736.00

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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.