Home / 25,455.65-35,127.59-14,125.01

Finding the Fourth Proportional to 25,455.65, 35,127.59 and 14,125.01

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Solution

The fourth proportional to 25,455.65, 35,127.59 and 14,125.01 is: 19,491.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,455.65 : 35,127.59 = 14,125.01 : x
  2. Step 2: Convert to fraction form
    25,455.65/35,127.59 = 14,125.01/x
  3. Step 3: Cross multiply
    25,455.65x = 35,127.59 × 14,125.01
  4. Step 4: Simplify right side
    25,455.65x = 496,177,577.22
  5. Step 5: Solve for x
    x = 496,177,577.22/25,455.65
  6. Step 6: Final answer
    x = 19,491.84

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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.