Home / 13,802.07-20,703.45-5,036.98

Finding the Fourth Proportional to 13,802.07, 20,703.45 and 5,036.98

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Solution

The fourth proportional to 13,802.07, 20,703.45 and 5,036.98 is: 7,555.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802.07 : 20,703.45 = 5,036.98 : x
  2. Step 2: Convert to fraction form
    13,802.07/20,703.45 = 5,036.98/x
  3. Step 3: Cross multiply
    13,802.07x = 20,703.45 × 5,036.98
  4. Step 4: Simplify right side
    13,802.07x = 104,282,863.58
  5. Step 5: Solve for x
    x = 104,282,863.58/13,802.07
  6. Step 6: Final answer
    x = 7,555.60

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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.