Home / 19,353.63-26,706.43-10,854.59

Finding the Fourth Proportional to 19,353.63, 26,706.43 and 10,854.59

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Solution

The fourth proportional to 19,353.63, 26,706.43 and 10,854.59 is: 14,978.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.63 : 26,706.43 = 10,854.59 : x
  2. Step 2: Convert to fraction form
    19,353.63/26,706.43 = 10,854.59/x
  3. Step 3: Cross multiply
    19,353.63x = 26,706.43 × 10,854.59
  4. Step 4: Simplify right side
    19,353.63x = 289,887,348.01
  5. Step 5: Solve for x
    x = 289,887,348.01/19,353.63
  6. Step 6: Final answer
    x = 14,978.45

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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.