Home / 35,407.31-48,862.10-19,491.76

Finding the Fourth Proportional to 35,407.31, 48,862.10 and 19,491.76

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Solution

The fourth proportional to 35,407.31, 48,862.10 and 19,491.76 is: 26,898.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,407.31 : 48,862.10 = 19,491.76 : x
  2. Step 2: Convert to fraction form
    35,407.31/48,862.10 = 19,491.76/x
  3. Step 3: Cross multiply
    35,407.31x = 48,862.10 × 19,491.76
  4. Step 4: Simplify right side
    35,407.31x = 952,408,228.84
  5. Step 5: Solve for x
    x = 952,408,228.84/35,407.31
  6. Step 6: Final answer
    x = 26,898.63

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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.