Home / 35,777.34-53,648.91-13,272.57

Finding the Fourth Proportional to 35,777.34, 53,648.91 and 13,272.57

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Solution

The fourth proportional to 35,777.34, 53,648.91 and 13,272.57 is: 19,902.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,777.34 : 53,648.91 = 13,272.57 : x
  2. Step 2: Convert to fraction form
    35,777.34/53,648.91 = 13,272.57/x
  3. Step 3: Cross multiply
    35,777.34x = 53,648.91 × 13,272.57
  4. Step 4: Simplify right side
    35,777.34x = 712,058,913.40
  5. Step 5: Solve for x
    x = 712,058,913.40/35,777.34
  6. Step 6: Final answer
    x = 19,902.51

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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.