Home / 10,629.24-15,904.98-8,899.08

Finding the Fourth Proportional to 10,629.24, 15,904.98 and 8,899.08

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Solution

The fourth proportional to 10,629.24, 15,904.98 and 8,899.08 is: 13,316.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,629.24 : 15,904.98 = 8,899.08 : x
  2. Step 2: Convert to fraction form
    10,629.24/15,904.98 = 8,899.08/x
  3. Step 3: Cross multiply
    10,629.24x = 15,904.98 × 8,899.08
  4. Step 4: Simplify right side
    10,629.24x = 141,539,689.42
  5. Step 5: Solve for x
    x = 141,539,689.42/10,629.24
  6. Step 6: Final answer
    x = 13,316.07

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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.