Home / 43,024.69-64,498.15-15,316.21

Finding the Fourth Proportional to 43,024.69, 64,498.15 and 15,316.21

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Solution

The fourth proportional to 43,024.69, 64,498.15 and 15,316.21 is: 22,960.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,024.69 : 64,498.15 = 15,316.21 : x
  2. Step 2: Convert to fraction form
    43,024.69/64,498.15 = 15,316.21/x
  3. Step 3: Cross multiply
    43,024.69x = 64,498.15 × 15,316.21
  4. Step 4: Simplify right side
    43,024.69x = 987,867,210.01
  5. Step 5: Solve for x
    x = 987,867,210.01/43,024.69
  6. Step 6: Final answer
    x = 22,960.47

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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.