Home / 25,666.35-35,417.05-14,334.94

Finding the Fourth Proportional to 25,666.35, 35,417.05 and 14,334.94

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Solution

The fourth proportional to 25,666.35, 35,417.05 and 14,334.94 is: 19,780.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,666.35 : 35,417.05 = 14,334.94 : x
  2. Step 2: Convert to fraction form
    25,666.35/35,417.05 = 14,334.94/x
  3. Step 3: Cross multiply
    25,666.35x = 35,417.05 × 14,334.94
  4. Step 4: Simplify right side
    25,666.35x = 507,701,286.73
  5. Step 5: Solve for x
    x = 507,701,286.73/25,666.35
  6. Step 6: Final answer
    x = 19,780.81

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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.