Home / 14,279.04-19,823.76-13,851.36

Finding the Fourth Proportional to 14,279.04, 19,823.76 and 13,851.36

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Solution

The fourth proportional to 14,279.04, 19,823.76 and 13,851.36 is: 19,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,279.04 : 19,823.76 = 13,851.36 : x
  2. Step 2: Convert to fraction form
    14,279.04/19,823.76 = 13,851.36/x
  3. Step 3: Cross multiply
    14,279.04x = 19,823.76 × 13,851.36
  4. Step 4: Simplify right side
    14,279.04x = 274,586,036.31
  5. Step 5: Solve for x
    x = 274,586,036.31/14,279.04
  6. Step 6: Final answer
    x = 19,230.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.