Home / 40,931.20-56,483.20-23,027.20

Finding the Fourth Proportional to 40,931.20, 56,483.20 and 23,027.20

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Solution

The fourth proportional to 40,931.20, 56,483.20 and 23,027.20 is: 31,776.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,931.20 : 56,483.20 = 23,027.20 : x
  2. Step 2: Convert to fraction form
    40,931.20/56,483.20 = 23,027.20/x
  3. Step 3: Cross multiply
    40,931.20x = 56,483.20 × 23,027.20
  4. Step 4: Simplify right side
    40,931.20x = 1,300,649,943.04
  5. Step 5: Solve for x
    x = 1,300,649,943.04/40,931.20
  6. Step 6: Final answer
    x = 31,776.49

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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.