Home / 15,544.06-21,443.42-10,510.01

Finding the Fourth Proportional to 15,544.06, 21,443.42 and 10,510.01

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Solution

The fourth proportional to 15,544.06, 21,443.42 and 10,510.01 is: 14,498.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,544.06 : 21,443.42 = 10,510.01 : x
  2. Step 2: Convert to fraction form
    15,544.06/21,443.42 = 10,510.01/x
  3. Step 3: Cross multiply
    15,544.06x = 21,443.42 × 10,510.01
  4. Step 4: Simplify right side
    15,544.06x = 225,370,506.08
  5. Step 5: Solve for x
    x = 225,370,506.08/15,544.06
  6. Step 6: Final answer
    x = 14,498.82

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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.