Home / 56,208.10-84,310.20-14,088.55

Finding the Fourth Proportional to 56,208.10, 84,310.20 and 14,088.55

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Solution

The fourth proportional to 56,208.10, 84,310.20 and 14,088.55 is: 21,132.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,208.10 : 84,310.20 = 14,088.55 : x
  2. Step 2: Convert to fraction form
    56,208.10/84,310.20 = 14,088.55/x
  3. Step 3: Cross multiply
    56,208.10x = 84,310.20 × 14,088.55
  4. Step 4: Simplify right side
    56,208.10x = 1,187,808,468.21
  5. Step 5: Solve for x
    x = 1,187,808,468.21/56,208.10
  6. Step 6: Final answer
    x = 21,132.34

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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.