Home / 25,129.07-34,676.54-13,798.49

Finding the Fourth Proportional to 25,129.07, 34,676.54 and 13,798.49

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Solution

The fourth proportional to 25,129.07, 34,676.54 and 13,798.49 is: 19,041.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,129.07 : 34,676.54 = 13,798.49 : x
  2. Step 2: Convert to fraction form
    25,129.07/34,676.54 = 13,798.49/x
  3. Step 3: Cross multiply
    25,129.07x = 34,676.54 × 13,798.49
  4. Step 4: Simplify right side
    25,129.07x = 478,483,939.96
  5. Step 5: Solve for x
    x = 478,483,939.96/25,129.07
  6. Step 6: Final answer
    x = 19,041.05

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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.