Home / 35,558.19-49,070.27-19,642.57

Finding the Fourth Proportional to 35,558.19, 49,070.27 and 19,642.57

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Solution

The fourth proportional to 35,558.19, 49,070.27 and 19,642.57 is: 27,106.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,558.19 : 49,070.27 = 19,642.57 : x
  2. Step 2: Convert to fraction form
    35,558.19/49,070.27 = 19,642.57/x
  3. Step 3: Cross multiply
    35,558.19x = 49,070.27 × 19,642.57
  4. Step 4: Simplify right side
    35,558.19x = 963,866,139.82
  5. Step 5: Solve for x
    x = 963,866,139.82/35,558.19
  6. Step 6: Final answer
    x = 27,106.73

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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.