Home / 14,343.24-21,501.88-5,107.08

Finding the Fourth Proportional to 14,343.24, 21,501.88 and 5,107.08

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Solution

The fourth proportional to 14,343.24, 21,501.88 and 5,107.08 is: 7,656.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,343.24 : 21,501.88 = 5,107.08 : x
  2. Step 2: Convert to fraction form
    14,343.24/21,501.88 = 5,107.08/x
  3. Step 3: Cross multiply
    14,343.24x = 21,501.88 × 5,107.08
  4. Step 4: Simplify right side
    14,343.24x = 109,811,821.31
  5. Step 5: Solve for x
    x = 109,811,821.31/14,343.24
  6. Step 6: Final answer
    x = 7,656.00

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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.