Home / 13,036.14-19,555.72-4,720.07

Finding the Fourth Proportional to 13,036.14, 19,555.72 and 4,720.07

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Solution

The fourth proportional to 13,036.14, 19,555.72 and 4,720.07 is: 7,080.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.14 : 19,555.72 = 4,720.07 : x
  2. Step 2: Convert to fraction form
    13,036.14/19,555.72 = 4,720.07/x
  3. Step 3: Cross multiply
    13,036.14x = 19,555.72 × 4,720.07
  4. Step 4: Simplify right side
    13,036.14x = 92,304,269.52
  5. Step 5: Solve for x
    x = 92,304,269.52/13,036.14
  6. Step 6: Final answer
    x = 7,080.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.