Home / 19,283.55-26,608.64-10,785.23

Finding the Fourth Proportional to 19,283.55, 26,608.64 and 10,785.23

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Solution

The fourth proportional to 19,283.55, 26,608.64 and 10,785.23 is: 14,882.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,283.55 : 26,608.64 = 10,785.23 : x
  2. Step 2: Convert to fraction form
    19,283.55/26,608.64 = 10,785.23/x
  3. Step 3: Cross multiply
    19,283.55x = 26,608.64 × 10,785.23
  4. Step 4: Simplify right side
    19,283.55x = 286,980,215.20
  5. Step 5: Solve for x
    x = 286,980,215.20/19,283.55
  6. Step 6: Final answer
    x = 14,882.13

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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.