Home / 14,127.48-19,503.18-9,954.36

Finding the Fourth Proportional to 14,127.48, 19,503.18 and 9,954.36

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Solution

The fourth proportional to 14,127.48, 19,503.18 and 9,954.36 is: 13,742.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,127.48 : 19,503.18 = 9,954.36 : x
  2. Step 2: Convert to fraction form
    14,127.48/19,503.18 = 9,954.36/x
  3. Step 3: Cross multiply
    14,127.48x = 19,503.18 × 9,954.36
  4. Step 4: Simplify right side
    14,127.48x = 194,141,674.86
  5. Step 5: Solve for x
    x = 194,141,674.86/14,127.48
  6. Step 6: Final answer
    x = 13,742.13

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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.