Home / 19,434.45-26,818.32-10,935.53

Finding the Fourth Proportional to 19,434.45, 26,818.32 and 10,935.53

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Solution

The fourth proportional to 19,434.45, 26,818.32 and 10,935.53 is: 15,090.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,434.45 : 26,818.32 = 10,935.53 : x
  2. Step 2: Convert to fraction form
    19,434.45/26,818.32 = 10,935.53/x
  3. Step 3: Cross multiply
    19,434.45x = 26,818.32 × 10,935.53
  4. Step 4: Simplify right side
    19,434.45x = 293,272,542.91
  5. Step 5: Solve for x
    x = 293,272,542.91/19,434.45
  6. Step 6: Final answer
    x = 15,090.34

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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.