Home / 14,510.36-21,699.02-10,815.16

Finding the Fourth Proportional to 14,510.36, 21,699.02 and 10,815.16

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Solution

The fourth proportional to 14,510.36, 21,699.02 and 10,815.16 is: 16,173.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,510.36 : 21,699.02 = 10,815.16 : x
  2. Step 2: Convert to fraction form
    14,510.36/21,699.02 = 10,815.16/x
  3. Step 3: Cross multiply
    14,510.36x = 21,699.02 × 10,815.16
  4. Step 4: Simplify right side
    14,510.36x = 234,678,373.14
  5. Step 5: Solve for x
    x = 234,678,373.14/14,510.36
  6. Step 6: Final answer
    x = 16,173.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.