Home / 25,666.05-35,418.77-14,335.71

Finding the Fourth Proportional to 25,666.05, 35,418.77 and 14,335.71

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Solution

The fourth proportional to 25,666.05, 35,418.77 and 14,335.71 is: 19,783.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,666.05 : 35,418.77 = 14,335.71 : x
  2. Step 2: Convert to fraction form
    25,666.05/35,418.77 = 14,335.71/x
  3. Step 3: Cross multiply
    25,666.05x = 35,418.77 × 14,335.71
  4. Step 4: Simplify right side
    25,666.05x = 507,753,162.57
  5. Step 5: Solve for x
    x = 507,753,162.57/25,666.05
  6. Step 6: Final answer
    x = 19,783.07

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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.