Home / 35,559.36-49,071.48-19,642.68

Finding the Fourth Proportional to 35,559.36, 49,071.48 and 19,642.68

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Solution

The fourth proportional to 35,559.36, 49,071.48 and 19,642.68 is: 27,106.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,559.36 : 49,071.48 = 19,642.68 : x
  2. Step 2: Convert to fraction form
    35,559.36/49,071.48 = 19,642.68/x
  3. Step 3: Cross multiply
    35,559.36x = 49,071.48 × 19,642.68
  4. Step 4: Simplify right side
    35,559.36x = 963,895,378.77
  5. Step 5: Solve for x
    x = 963,895,378.77/35,559.36
  6. Step 6: Final answer
    x = 27,106.66

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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.