Home / 18,510.64-25,544.61-10,012.77

Finding the Fourth Proportional to 18,510.64, 25,544.61 and 10,012.77

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Solution

The fourth proportional to 18,510.64, 25,544.61 and 10,012.77 is: 13,817.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,510.64 : 25,544.61 = 10,012.77 : x
  2. Step 2: Convert to fraction form
    18,510.64/25,544.61 = 10,012.77/x
  3. Step 3: Cross multiply
    18,510.64x = 25,544.61 × 10,012.77
  4. Step 4: Simplify right side
    18,510.64x = 255,772,304.67
  5. Step 5: Solve for x
    x = 255,772,304.67/18,510.64
  6. Step 6: Final answer
    x = 13,817.58

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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.