Home / 25,477.51-35,159.62-14,147.48

Finding the Fourth Proportional to 25,477.51, 35,159.62 and 14,147.48

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Solution

The fourth proportional to 25,477.51, 35,159.62 and 14,147.48 is: 19,523.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,477.51 : 35,159.62 = 14,147.48 : x
  2. Step 2: Convert to fraction form
    25,477.51/35,159.62 = 14,147.48/x
  3. Step 3: Cross multiply
    25,477.51x = 35,159.62 × 14,147.48
  4. Step 4: Simplify right side
    25,477.51x = 497,420,139.60
  5. Step 5: Solve for x
    x = 497,420,139.60/25,477.51
  6. Step 6: Final answer
    x = 19,523.89

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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.