Home / 15,802.64-23,708.40-6,918.76

Finding the Fourth Proportional to 15,802.64, 23,708.40 and 6,918.76

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Solution

The fourth proportional to 15,802.64, 23,708.40 and 6,918.76 is: 10,380.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,802.64 : 23,708.40 = 6,918.76 : x
  2. Step 2: Convert to fraction form
    15,802.64/23,708.40 = 6,918.76/x
  3. Step 3: Cross multiply
    15,802.64x = 23,708.40 × 6,918.76
  4. Step 4: Simplify right side
    15,802.64x = 164,032,729.58
  5. Step 5: Solve for x
    x = 164,032,729.58/15,802.64
  6. Step 6: Final answer
    x = 10,380.08

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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.