Home / 15,814.02-21,828.78-10,510.14

Finding the Fourth Proportional to 15,814.02, 21,828.78 and 10,510.14

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Solution

The fourth proportional to 15,814.02, 21,828.78 and 10,510.14 is: 14,507.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,814.02 : 21,828.78 = 10,510.14 : x
  2. Step 2: Convert to fraction form
    15,814.02/21,828.78 = 10,510.14/x
  3. Step 3: Cross multiply
    15,814.02x = 21,828.78 × 10,510.14
  4. Step 4: Simplify right side
    15,814.02x = 229,423,533.83
  5. Step 5: Solve for x
    x = 229,423,533.83/15,814.02
  6. Step 6: Final answer
    x = 14,507.60

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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.