Home / 25,464.02-38,156.96-10,664.84

Finding the Fourth Proportional to 25,464.02, 38,156.96 and 10,664.84

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Solution

The fourth proportional to 25,464.02, 38,156.96 and 10,664.84 is: 15,980.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,464.02 : 38,156.96 = 10,664.84 : x
  2. Step 2: Convert to fraction form
    25,464.02/38,156.96 = 10,664.84/x
  3. Step 3: Cross multiply
    25,464.02x = 38,156.96 × 10,664.84
  4. Step 4: Simplify right side
    25,464.02x = 406,937,873.29
  5. Step 5: Solve for x
    x = 406,937,873.29/25,464.02
  6. Step 6: Final answer
    x = 15,980.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.