Home / 25,416.36-35,071.92-14,803.80

Finding the Fourth Proportional to 25,416.36, 35,071.92 and 14,803.80

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Solution

The fourth proportional to 25,416.36, 35,071.92 and 14,803.80 is: 20,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,416.36 : 35,071.92 = 14,803.80 : x
  2. Step 2: Convert to fraction form
    25,416.36/35,071.92 = 14,803.80/x
  3. Step 3: Cross multiply
    25,416.36x = 35,071.92 × 14,803.80
  4. Step 4: Simplify right side
    25,416.36x = 519,197,689.30
  5. Step 5: Solve for x
    x = 519,197,689.30/25,416.36
  6. Step 6: Final answer
    x = 20,427.70

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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.