Home / 14,109.48-19,463.22-13,108.32

Finding the Fourth Proportional to 14,109.48, 19,463.22 and 13,108.32

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Solution

The fourth proportional to 14,109.48, 19,463.22 and 13,108.32 is: 18,082.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,109.48 : 19,463.22 = 13,108.32 : x
  2. Step 2: Convert to fraction form
    14,109.48/19,463.22 = 13,108.32/x
  3. Step 3: Cross multiply
    14,109.48x = 19,463.22 × 13,108.32
  4. Step 4: Simplify right side
    14,109.48x = 255,130,115.99
  5. Step 5: Solve for x
    x = 255,130,115.99/14,109.48
  6. Step 6: Final answer
    x = 18,082.18

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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.