Home / 35,599.76-49,119.48-21,256.79

Finding the Fourth Proportional to 35,599.76, 49,119.48 and 21,256.79

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Solution

The fourth proportional to 35,599.76, 49,119.48 and 21,256.79 is: 29,329.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,599.76 : 49,119.48 = 21,256.79 : x
  2. Step 2: Convert to fraction form
    35,599.76/49,119.48 = 21,256.79/x
  3. Step 3: Cross multiply
    35,599.76x = 49,119.48 × 21,256.79
  4. Step 4: Simplify right side
    35,599.76x = 1,044,122,225.67
  5. Step 5: Solve for x
    x = 1,044,122,225.67/35,599.76
  6. Step 6: Final answer
    x = 29,329.48

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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.