Home / 37,762.20-56,606.10-21,130.20

Finding the Fourth Proportional to 37,762.20, 56,606.10 and 21,130.20

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Solution

The fourth proportional to 37,762.20, 56,606.10 and 21,130.20 is: 31,674.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,762.20 : 56,606.10 = 21,130.20 : x
  2. Step 2: Convert to fraction form
    37,762.20/56,606.10 = 21,130.20/x
  3. Step 3: Cross multiply
    37,762.20x = 56,606.10 × 21,130.20
  4. Step 4: Simplify right side
    37,762.20x = 1,196,098,214.22
  5. Step 5: Solve for x
    x = 1,196,098,214.22/37,762.20
  6. Step 6: Final answer
    x = 31,674.48

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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.