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Finding the Fourth Proportional to 17,328.66, 23,901.66 and 11,038.20

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Solution

The fourth proportional to 17,328.66, 23,901.66 and 11,038.20 is: 15,225.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,328.66 : 23,901.66 = 11,038.20 : x
  2. Step 2: Convert to fraction form
    17,328.66/23,901.66 = 11,038.20/x
  3. Step 3: Cross multiply
    17,328.66x = 23,901.66 × 11,038.20
  4. Step 4: Simplify right side
    17,328.66x = 263,831,303.41
  5. Step 5: Solve for x
    x = 263,831,303.41/17,328.66
  6. Step 6: Final answer
    x = 15,225.14

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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.