Home / 25,485.93-35,169.39-14,156.15

Finding the Fourth Proportional to 25,485.93, 35,169.39 and 14,156.15

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Solution

The fourth proportional to 25,485.93, 35,169.39 and 14,156.15 is: 19,534.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,485.93 : 35,169.39 = 14,156.15 : x
  2. Step 2: Convert to fraction form
    25,485.93/35,169.39 = 14,156.15/x
  3. Step 3: Cross multiply
    25,485.93x = 35,169.39 × 14,156.15
  4. Step 4: Simplify right side
    25,485.93x = 497,862,984.40
  5. Step 5: Solve for x
    x = 497,862,984.40/25,485.93
  6. Step 6: Final answer
    x = 19,534.82

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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.