Home / 37,188.30-55,782.48-13,810.08

Finding the Fourth Proportional to 37,188.30, 55,782.48 and 13,810.08

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Solution

The fourth proportional to 37,188.30, 55,782.48 and 13,810.08 is: 20,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,188.30 : 55,782.48 = 13,810.08 : x
  2. Step 2: Convert to fraction form
    37,188.30/55,782.48 = 13,810.08/x
  3. Step 3: Cross multiply
    37,188.30x = 55,782.48 × 13,810.08
  4. Step 4: Simplify right side
    37,188.30x = 770,360,511.40
  5. Step 5: Solve for x
    x = 770,360,511.40/37,188.30
  6. Step 6: Final answer
    x = 20,715.13

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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.