Home / 35,810.32-49,417.12-19,894.36

Finding the Fourth Proportional to 35,810.32, 49,417.12 and 19,894.36

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Solution

The fourth proportional to 35,810.32, 49,417.12 and 19,894.36 is: 27,453.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,810.32 : 49,417.12 = 19,894.36 : x
  2. Step 2: Convert to fraction form
    35,810.32/49,417.12 = 19,894.36/x
  3. Step 3: Cross multiply
    35,810.32x = 49,417.12 × 19,894.36
  4. Step 4: Simplify right side
    35,810.32x = 983,121,975.44
  5. Step 5: Solve for x
    x = 983,121,975.44/35,810.32
  6. Step 6: Final answer
    x = 27,453.59

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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.