Home / 17,905.23-24,709.21-9,948.20

Finding the Fourth Proportional to 17,905.23, 24,709.21 and 9,948.20

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Solution

The fourth proportional to 17,905.23, 24,709.21 and 9,948.20 is: 13,728.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,905.23 : 24,709.21 = 9,948.20 : x
  2. Step 2: Convert to fraction form
    17,905.23/24,709.21 = 9,948.20/x
  3. Step 3: Cross multiply
    17,905.23x = 24,709.21 × 9,948.20
  4. Step 4: Simplify right side
    17,905.23x = 245,812,014.51
  5. Step 5: Solve for x
    x = 245,812,014.51/17,905.23
  6. Step 6: Final answer
    x = 13,728.50

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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.