Home / 14,163.48-19,547.10-7,876.44

Finding the Fourth Proportional to 14,163.48, 19,547.10 and 7,876.44

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Solution

The fourth proportional to 14,163.48, 19,547.10 and 7,876.44 is: 10,870.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163.48 : 19,547.10 = 7,876.44 : x
  2. Step 2: Convert to fraction form
    14,163.48/19,547.10 = 7,876.44/x
  3. Step 3: Cross multiply
    14,163.48x = 19,547.10 × 7,876.44
  4. Step 4: Simplify right side
    14,163.48x = 153,961,560.32
  5. Step 5: Solve for x
    x = 153,961,560.32/14,163.48
  6. Step 6: Final answer
    x = 10,870.32

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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.