Home / 25,053.96-34,580.64-14,988.36

Finding the Fourth Proportional to 25,053.96, 34,580.64 and 14,988.36

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Solution

The fourth proportional to 25,053.96, 34,580.64 and 14,988.36 is: 20,687.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,053.96 : 34,580.64 = 14,988.36 : x
  2. Step 2: Convert to fraction form
    25,053.96/34,580.64 = 14,988.36/x
  3. Step 3: Cross multiply
    25,053.96x = 34,580.64 × 14,988.36
  4. Step 4: Simplify right side
    25,053.96x = 518,307,081.35
  5. Step 5: Solve for x
    x = 518,307,081.35/25,053.96
  6. Step 6: Final answer
    x = 20,687.63

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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.