Home / 35,402.24-48,852.78-21,262.88

Finding the Fourth Proportional to 35,402.24, 48,852.78 and 21,262.88

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Solution

The fourth proportional to 35,402.24, 48,852.78 and 21,262.88 is: 29,341.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,402.24 : 48,852.78 = 21,262.88 : x
  2. Step 2: Convert to fraction form
    35,402.24/48,852.78 = 21,262.88/x
  3. Step 3: Cross multiply
    35,402.24x = 48,852.78 × 21,262.88
  4. Step 4: Simplify right side
    35,402.24x = 1,038,750,798.81
  5. Step 5: Solve for x
    x = 1,038,750,798.81/35,402.24
  6. Step 6: Final answer
    x = 29,341.39

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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.