Home / 14,341.25-19,790.53-8,675.10

Finding the Fourth Proportional to 14,341.25, 19,790.53 and 8,675.10

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Solution

The fourth proportional to 14,341.25, 19,790.53 and 8,675.10 is: 11,971.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,341.25 : 19,790.53 = 8,675.10 : x
  2. Step 2: Convert to fraction form
    14,341.25/19,790.53 = 8,675.10/x
  3. Step 3: Cross multiply
    14,341.25x = 19,790.53 × 8,675.10
  4. Step 4: Simplify right side
    14,341.25x = 171,684,805.12
  5. Step 5: Solve for x
    x = 171,684,805.12/14,341.25
  6. Step 6: Final answer
    x = 11,971.40

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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.