Home / 25,474.51-35,156.93-14,145.18

Finding the Fourth Proportional to 25,474.51, 35,156.93 and 14,145.18

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Solution

The fourth proportional to 25,474.51, 35,156.93 and 14,145.18 is: 19,521.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,474.51 : 35,156.93 = 14,145.18 : x
  2. Step 2: Convert to fraction form
    25,474.51/35,156.93 = 14,145.18/x
  3. Step 3: Cross multiply
    25,474.51x = 35,156.93 × 14,145.18
  4. Step 4: Simplify right side
    25,474.51x = 497,301,103.10
  5. Step 5: Solve for x
    x = 497,301,103.10/25,474.51
  6. Step 6: Final answer
    x = 19,521.52

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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.