Home / 35,638.88-53,476.14-15,931.58

Finding the Fourth Proportional to 35,638.88, 53,476.14 and 15,931.58

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Solution

The fourth proportional to 35,638.88, 53,476.14 and 15,931.58 is: 23,905.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,638.88 : 53,476.14 = 15,931.58 : x
  2. Step 2: Convert to fraction form
    35,638.88/53,476.14 = 15,931.58/x
  3. Step 3: Cross multiply
    35,638.88x = 53,476.14 × 15,931.58
  4. Step 4: Simplify right side
    35,638.88x = 851,959,402.50
  5. Step 5: Solve for x
    x = 851,959,402.50/35,638.88
  6. Step 6: Final answer
    x = 23,905.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.