Home / 25,385.52-35,031.96-14,055.60

Finding the Fourth Proportional to 25,385.52, 35,031.96 and 14,055.60

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Solution

The fourth proportional to 25,385.52, 35,031.96 and 14,055.60 is: 19,396.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,385.52 : 35,031.96 = 14,055.60 : x
  2. Step 2: Convert to fraction form
    25,385.52/35,031.96 = 14,055.60/x
  3. Step 3: Cross multiply
    25,385.52x = 35,031.96 × 14,055.60
  4. Step 4: Simplify right side
    25,385.52x = 492,395,216.98
  5. Step 5: Solve for x
    x = 492,395,216.98/25,385.52
  6. Step 6: Final answer
    x = 19,396.70

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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.