Home / 19,172.04-26,455.30-10,672.84

Finding the Fourth Proportional to 19,172.04, 26,455.30 and 10,672.84

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Solution

The fourth proportional to 19,172.04, 26,455.30 and 10,672.84 is: 14,727.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172.04 : 26,455.30 = 10,672.84 : x
  2. Step 2: Convert to fraction form
    19,172.04/26,455.30 = 10,672.84/x
  3. Step 3: Cross multiply
    19,172.04x = 26,455.30 × 10,672.84
  4. Step 4: Simplify right side
    19,172.04x = 282,353,184.05
  5. Step 5: Solve for x
    x = 282,353,184.05/19,172.04
  6. Step 6: Final answer
    x = 14,727.34

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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.