Home / 25,638.77-35,384.67-14,881.34

Finding the Fourth Proportional to 25,638.77, 35,384.67 and 14,881.34

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Solution

The fourth proportional to 25,638.77, 35,384.67 and 14,881.34 is: 20,538.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,638.77 : 35,384.67 = 14,881.34 : x
  2. Step 2: Convert to fraction form
    25,638.77/35,384.67 = 14,881.34/x
  3. Step 3: Cross multiply
    25,638.77x = 35,384.67 × 14,881.34
  4. Step 4: Simplify right side
    25,638.77x = 526,571,305.06
  5. Step 5: Solve for x
    x = 526,571,305.06/25,638.77
  6. Step 6: Final answer
    x = 20,538.09

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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.