Home / 35,686.58-49,252.65-21,541.46

Finding the Fourth Proportional to 35,686.58, 49,252.65 and 21,541.46

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Solution

The fourth proportional to 35,686.58, 49,252.65 and 21,541.46 is: 29,730.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,686.58 : 49,252.65 = 21,541.46 : x
  2. Step 2: Convert to fraction form
    35,686.58/49,252.65 = 21,541.46/x
  3. Step 3: Cross multiply
    35,686.58x = 49,252.65 × 21,541.46
  4. Step 4: Simplify right side
    35,686.58x = 1,060,973,989.87
  5. Step 5: Solve for x
    x = 1,060,973,989.87/35,686.58
  6. Step 6: Final answer
    x = 29,730.34

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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.