Home / 27,216.02-37,555.20-15,280.67

Finding the Fourth Proportional to 27,216.02, 37,555.20 and 15,280.67

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Solution

The fourth proportional to 27,216.02, 37,555.20 and 15,280.67 is: 21,085.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216.02 : 37,555.20 = 15,280.67 : x
  2. Step 2: Convert to fraction form
    27,216.02/37,555.20 = 15,280.67/x
  3. Step 3: Cross multiply
    27,216.02x = 37,555.20 × 15,280.67
  4. Step 4: Simplify right side
    27,216.02x = 573,868,430.21
  5. Step 5: Solve for x
    x = 573,868,430.21/27,216.02
  6. Step 6: Final answer
    x = 21,085.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.