Home / 15,482.63-21,369.43-10,177.94

Finding the Fourth Proportional to 15,482.63, 21,369.43 and 10,177.94

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Solution

The fourth proportional to 15,482.63, 21,369.43 and 10,177.94 is: 14,047.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,482.63 : 21,369.43 = 10,177.94 : x
  2. Step 2: Convert to fraction form
    15,482.63/21,369.43 = 10,177.94/x
  3. Step 3: Cross multiply
    15,482.63x = 21,369.43 × 10,177.94
  4. Step 4: Simplify right side
    15,482.63x = 217,496,776.37
  5. Step 5: Solve for x
    x = 217,496,776.37/15,482.63
  6. Step 6: Final answer
    x = 14,047.79

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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.