Home / 19,353.66-26,708.45-10,970.16

Finding the Fourth Proportional to 19,353.66, 26,708.45 and 10,970.16

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Solution

The fourth proportional to 19,353.66, 26,708.45 and 10,970.16 is: 15,139.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.66 : 26,708.45 = 10,970.16 : x
  2. Step 2: Convert to fraction form
    19,353.66/26,708.45 = 10,970.16/x
  3. Step 3: Cross multiply
    19,353.66x = 26,708.45 × 10,970.16
  4. Step 4: Simplify right side
    19,353.66x = 292,995,997.28
  5. Step 5: Solve for x
    x = 292,995,997.28/19,353.66
  6. Step 6: Final answer
    x = 15,139.05

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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.