Home / 25,555.66-35,267.10-14,071.86

Finding the Fourth Proportional to 25,555.66, 35,267.10 and 14,071.86

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Solution

The fourth proportional to 25,555.66, 35,267.10 and 14,071.86 is: 19,419.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,555.66 : 35,267.10 = 14,071.86 : x
  2. Step 2: Convert to fraction form
    25,555.66/35,267.10 = 14,071.86/x
  3. Step 3: Cross multiply
    25,555.66x = 35,267.10 × 14,071.86
  4. Step 4: Simplify right side
    25,555.66x = 496,273,693.81
  5. Step 5: Solve for x
    x = 496,273,693.81/25,555.66
  6. Step 6: Final answer
    x = 19,419.33

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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.