Home / 18,901.77-26,084.61-10,518.27

Finding the Fourth Proportional to 18,901.77, 26,084.61 and 10,518.27

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Solution

The fourth proportional to 18,901.77, 26,084.61 and 10,518.27 is: 14,515.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,901.77 : 26,084.61 = 10,518.27 : x
  2. Step 2: Convert to fraction form
    18,901.77/26,084.61 = 10,518.27/x
  3. Step 3: Cross multiply
    18,901.77x = 26,084.61 × 10,518.27
  4. Step 4: Simplify right side
    18,901.77x = 274,364,970.82
  5. Step 5: Solve for x
    x = 274,364,970.82/18,901.77
  6. Step 6: Final answer
    x = 14,515.31

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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.