Home / 12,341.85-18,513.27-10,276.41

Finding the Fourth Proportional to 12,341.85, 18,513.27 and 10,276.41

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Solution

The fourth proportional to 12,341.85, 18,513.27 and 10,276.41 is: 15,415.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,341.85 : 18,513.27 = 10,276.41 : x
  2. Step 2: Convert to fraction form
    12,341.85/18,513.27 = 10,276.41/x
  3. Step 3: Cross multiply
    12,341.85x = 18,513.27 × 10,276.41
  4. Step 4: Simplify right side
    12,341.85x = 190,249,952.96
  5. Step 5: Solve for x
    x = 190,249,952.96/12,341.85
  6. Step 6: Final answer
    x = 15,415.03

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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.