Home / 19,482.72-29,219.58-9,487.14

Finding the Fourth Proportional to 19,482.72, 29,219.58 and 9,487.14

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Solution

The fourth proportional to 19,482.72, 29,219.58 and 9,487.14 is: 14,228.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,482.72 : 29,219.58 = 9,487.14 : x
  2. Step 2: Convert to fraction form
    19,482.72/29,219.58 = 9,487.14/x
  3. Step 3: Cross multiply
    19,482.72x = 29,219.58 × 9,487.14
  4. Step 4: Simplify right side
    19,482.72x = 277,210,246.20
  5. Step 5: Solve for x
    x = 277,210,246.20/19,482.72
  6. Step 6: Final answer
    x = 14,228.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.