Home / 35,801.30-49,406.87-21,646.01

Finding the Fourth Proportional to 35,801.30, 49,406.87 and 21,646.01

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Solution

The fourth proportional to 35,801.30, 49,406.87 and 21,646.01 is: 29,872.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,801.30 : 49,406.87 = 21,646.01 : x
  2. Step 2: Convert to fraction form
    35,801.30/49,406.87 = 21,646.01/x
  3. Step 3: Cross multiply
    35,801.30x = 49,406.87 × 21,646.01
  4. Step 4: Simplify right side
    35,801.30x = 1,069,461,409.17
  5. Step 5: Solve for x
    x = 1,069,461,409.17/35,801.30
  6. Step 6: Final answer
    x = 29,872.14

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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.