Home / 25,666.68-35,419.46-14,335.86

Finding the Fourth Proportional to 25,666.68, 35,419.46 and 14,335.86

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Solution

The fourth proportional to 25,666.68, 35,419.46 and 14,335.86 is: 19,783.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,666.68 : 35,419.46 = 14,335.86 : x
  2. Step 2: Convert to fraction form
    25,666.68/35,419.46 = 14,335.86/x
  3. Step 3: Cross multiply
    25,666.68x = 35,419.46 × 14,335.86
  4. Step 4: Simplify right side
    25,666.68x = 507,768,419.84
  5. Step 5: Solve for x
    x = 507,768,419.84/25,666.68
  6. Step 6: Final answer
    x = 19,783.17

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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.