Home / 14,100.59-19,547.87-13,351.57

Finding the Fourth Proportional to 14,100.59, 19,547.87 and 13,351.57

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Solution

The fourth proportional to 14,100.59, 19,547.87 and 13,351.57 is: 18,509.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.59 : 19,547.87 = 13,351.57 : x
  2. Step 2: Convert to fraction form
    14,100.59/19,547.87 = 13,351.57/x
  3. Step 3: Cross multiply
    14,100.59x = 19,547.87 × 13,351.57
  4. Step 4: Simplify right side
    14,100.59x = 260,994,754.66
  5. Step 5: Solve for x
    x = 260,994,754.66/14,100.59
  6. Step 6: Final answer
    x = 18,509.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.