Home / 35,657.53-49,203.98-21,314.51

Finding the Fourth Proportional to 35,657.53, 49,203.98 and 21,314.51

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Solution

The fourth proportional to 35,657.53, 49,203.98 and 21,314.51 is: 29,411.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,657.53 : 49,203.98 = 21,314.51 : x
  2. Step 2: Convert to fraction form
    35,657.53/49,203.98 = 21,314.51/x
  3. Step 3: Cross multiply
    35,657.53x = 49,203.98 × 21,314.51
  4. Step 4: Simplify right side
    35,657.53x = 1,048,758,723.75
  5. Step 5: Solve for x
    x = 1,048,758,723.75/35,657.53
  6. Step 6: Final answer
    x = 29,411.98

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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.