Home / 18,953-26,155.14-10,569.32

Finding the Fourth Proportional to 18,953, 26,155.14 and 10,569.32

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Solution

The fourth proportional to 18,953, 26,155.14 and 10,569.32 is: 14,585.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,953 : 26,155.14 = 10,569.32 : x
  2. Step 2: Convert to fraction form
    18,953/26,155.14 = 10,569.32/x
  3. Step 3: Cross multiply
    18,953x = 26,155.14 × 10,569.32
  4. Step 4: Simplify right side
    18,953x = 276,442,044.30
  5. Step 5: Solve for x
    x = 276,442,044.30/18,953
  6. Step 6: Final answer
    x = 14,585.66

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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.