Home / 14,411.01-19,887.75-8,123.25

Finding the Fourth Proportional to 14,411.01, 19,887.75 and 8,123.25

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Solution

The fourth proportional to 14,411.01, 19,887.75 and 8,123.25 is: 11,210.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,411.01 : 19,887.75 = 8,123.25 : x
  2. Step 2: Convert to fraction form
    14,411.01/19,887.75 = 8,123.25/x
  3. Step 3: Cross multiply
    14,411.01x = 19,887.75 × 8,123.25
  4. Step 4: Simplify right side
    14,411.01x = 161,553,165.19
  5. Step 5: Solve for x
    x = 161,553,165.19/14,411.01
  6. Step 6: Final answer
    x = 11,210.40

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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.