Home / 55,950.04-77,210.58-30,799

Finding the Fourth Proportional to 55,950.04, 77,210.58 and 30,799

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Solution

The fourth proportional to 55,950.04, 77,210.58 and 30,799 is: 42,502.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,950.04 : 77,210.58 = 30,799 : x
  2. Step 2: Convert to fraction form
    55,950.04/77,210.58 = 30,799/x
  3. Step 3: Cross multiply
    55,950.04x = 77,210.58 × 30,799
  4. Step 4: Simplify right side
    55,950.04x = 2,378,008,653.42
  5. Step 5: Solve for x
    x = 2,378,008,653.42/55,950.04
  6. Step 6: Final answer
    x = 42,502.36

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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.