Home / 25,402.10-35,052.21-14,071.28

Finding the Fourth Proportional to 25,402.10, 35,052.21 and 14,071.28

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Solution

The fourth proportional to 25,402.10, 35,052.21 and 14,071.28 is: 19,416.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,402.10 : 35,052.21 = 14,071.28 : x
  2. Step 2: Convert to fraction form
    25,402.10/35,052.21 = 14,071.28/x
  3. Step 3: Cross multiply
    25,402.10x = 35,052.21 × 14,071.28
  4. Step 4: Simplify right side
    25,402.10x = 493,229,461.53
  5. Step 5: Solve for x
    x = 493,229,461.53/25,402.10
  6. Step 6: Final answer
    x = 19,416.88

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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.