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Finding the Fourth Proportional to 35,746.99, 49,323.74 and 21,599.87

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Solution

The fourth proportional to 35,746.99, 49,323.74 and 21,599.87 is: 29,803.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,746.99 : 49,323.74 = 21,599.87 : x
  2. Step 2: Convert to fraction form
    35,746.99/49,323.74 = 21,599.87/x
  3. Step 3: Cross multiply
    35,746.99x = 49,323.74 × 21,599.87
  4. Step 4: Simplify right side
    35,746.99x = 1,065,386,017.30
  5. Step 5: Solve for x
    x = 1,065,386,017.30/35,746.99
  6. Step 6: Final answer
    x = 29,803.52

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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.