Home / 14,172.03-19,557.46-7,798.46

Finding the Fourth Proportional to 14,172.03, 19,557.46 and 7,798.46

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Solution

The fourth proportional to 14,172.03, 19,557.46 and 7,798.46 is: 10,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,172.03 : 19,557.46 = 7,798.46 : x
  2. Step 2: Convert to fraction form
    14,172.03/19,557.46 = 7,798.46/x
  3. Step 3: Cross multiply
    14,172.03x = 19,557.46 × 7,798.46
  4. Step 4: Simplify right side
    14,172.03x = 152,518,011.85
  5. Step 5: Solve for x
    x = 152,518,011.85/14,172.03
  6. Step 6: Final answer
    x = 10,761.91

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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.