Home / 25,455.48-35,128.14-14,277.24

Finding the Fourth Proportional to 25,455.48, 35,128.14 and 14,277.24

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Solution

The fourth proportional to 25,455.48, 35,128.14 and 14,277.24 is: 19,702.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,455.48 : 35,128.14 = 14,277.24 : x
  2. Step 2: Convert to fraction form
    25,455.48/35,128.14 = 14,277.24/x
  3. Step 3: Cross multiply
    25,455.48x = 35,128.14 × 14,277.24
  4. Step 4: Simplify right side
    25,455.48x = 501,532,885.53
  5. Step 5: Solve for x
    x = 501,532,885.53/25,455.48
  6. Step 6: Final answer
    x = 19,702.35

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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.