Home / 15,479.81-23,216.07-4,950.77

Finding the Fourth Proportional to 15,479.81, 23,216.07 and 4,950.77

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Solution

The fourth proportional to 15,479.81, 23,216.07 and 4,950.77 is: 7,424.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,479.81 : 23,216.07 = 4,950.77 : x
  2. Step 2: Convert to fraction form
    15,479.81/23,216.07 = 4,950.77/x
  3. Step 3: Cross multiply
    15,479.81x = 23,216.07 × 4,950.77
  4. Step 4: Simplify right side
    15,479.81x = 114,937,306.79
  5. Step 5: Solve for x
    x = 114,937,306.79/15,479.81
  6. Step 6: Final answer
    x = 7,424.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.