Home / 36,057.69-54,085.95-13,875.89

Finding the Fourth Proportional to 36,057.69, 54,085.95 and 13,875.89

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Solution

The fourth proportional to 36,057.69, 54,085.95 and 13,875.89 is: 20,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,057.69 : 54,085.95 = 13,875.89 : x
  2. Step 2: Convert to fraction form
    36,057.69/54,085.95 = 13,875.89/x
  3. Step 3: Cross multiply
    36,057.69x = 54,085.95 × 13,875.89
  4. Step 4: Simplify right side
    36,057.69x = 750,490,422.32
  5. Step 5: Solve for x
    x = 750,490,422.32/36,057.69
  6. Step 6: Final answer
    x = 20,813.60

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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.