Home / 51,547.99-77,317.11-16,478.23

Finding the Fourth Proportional to 51,547.99, 77,317.11 and 16,478.23

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Solution

The fourth proportional to 51,547.99, 77,317.11 and 16,478.23 is: 24,715.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,547.99 : 77,317.11 = 16,478.23 : x
  2. Step 2: Convert to fraction form
    51,547.99/77,317.11 = 16,478.23/x
  3. Step 3: Cross multiply
    51,547.99x = 77,317.11 × 16,478.23
  4. Step 4: Simplify right side
    51,547.99x = 1,274,049,121.52
  5. Step 5: Solve for x
    x = 1,274,049,121.52/51,547.99
  6. Step 6: Final answer
    x = 24,715.79

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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.