Home / 18,854.54-26,018.24-10,470.50

Finding the Fourth Proportional to 18,854.54, 26,018.24 and 10,470.50

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Solution

The fourth proportional to 18,854.54, 26,018.24 and 10,470.50 is: 14,448.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,854.54 : 26,018.24 = 10,470.50 : x
  2. Step 2: Convert to fraction form
    18,854.54/26,018.24 = 10,470.50/x
  3. Step 3: Cross multiply
    18,854.54x = 26,018.24 × 10,470.50
  4. Step 4: Simplify right side
    18,854.54x = 272,423,981.92
  5. Step 5: Solve for x
    x = 272,423,981.92/18,854.54
  6. Step 6: Final answer
    x = 14,448.72

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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.