Home / 14,783.38-20,401.06-10,075.88

Finding the Fourth Proportional to 14,783.38, 20,401.06 and 10,075.88

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Solution

The fourth proportional to 14,783.38, 20,401.06 and 10,075.88 is: 13,904.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,783.38 : 20,401.06 = 10,075.88 : x
  2. Step 2: Convert to fraction form
    14,783.38/20,401.06 = 10,075.88/x
  3. Step 3: Cross multiply
    14,783.38x = 20,401.06 × 10,075.88
  4. Step 4: Simplify right side
    14,783.38x = 205,558,607.24
  5. Step 5: Solve for x
    x = 205,558,607.24/14,783.38
  6. Step 6: Final answer
    x = 13,904.71

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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.