Home / 25,099.63-34,637.51-13,921.63

Finding the Fourth Proportional to 25,099.63, 34,637.51 and 13,921.63

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Solution

The fourth proportional to 25,099.63, 34,637.51 and 13,921.63 is: 19,211.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,099.63 : 34,637.51 = 13,921.63 : x
  2. Step 2: Convert to fraction form
    25,099.63/34,637.51 = 13,921.63/x
  3. Step 3: Cross multiply
    25,099.63x = 34,637.51 × 13,921.63
  4. Step 4: Simplify right side
    25,099.63x = 482,210,598.34
  5. Step 5: Solve for x
    x = 482,210,598.34/25,099.63
  6. Step 6: Final answer
    x = 19,211.86

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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.