Home / 18,953.04-26,155.40-10,569.68

Finding the Fourth Proportional to 18,953.04, 26,155.40 and 10,569.68

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Solution

The fourth proportional to 18,953.04, 26,155.40 and 10,569.68 is: 14,586.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,953.04 : 26,155.40 = 10,569.68 : x
  2. Step 2: Convert to fraction form
    18,953.04/26,155.40 = 10,569.68/x
  3. Step 3: Cross multiply
    18,953.04x = 26,155.40 × 10,569.68
  4. Step 4: Simplify right side
    18,953.04x = 276,454,208.27
  5. Step 5: Solve for x
    x = 276,454,208.27/18,953.04
  6. Step 6: Final answer
    x = 14,586.27

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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.