Home / 25,400.72-35,051.84-14,070.64

Finding the Fourth Proportional to 25,400.72, 35,051.84 and 14,070.64

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Solution

The fourth proportional to 25,400.72, 35,051.84 and 14,070.64 is: 19,416.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,400.72 : 35,051.84 = 14,070.64 : x
  2. Step 2: Convert to fraction form
    25,400.72/35,051.84 = 14,070.64/x
  3. Step 3: Cross multiply
    25,400.72x = 35,051.84 × 14,070.64
  4. Step 4: Simplify right side
    25,400.72x = 493,201,821.98
  5. Step 5: Solve for x
    x = 493,201,821.98/25,400.72
  6. Step 6: Final answer
    x = 19,416.84

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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.