Home / 56,223.72-77,652.54-38,287.62

Finding the Fourth Proportional to 56,223.72, 77,652.54 and 38,287.62

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Solution

The fourth proportional to 56,223.72, 77,652.54 and 38,287.62 is: 52,880.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,223.72 : 77,652.54 = 38,287.62 : x
  2. Step 2: Convert to fraction form
    56,223.72/77,652.54 = 38,287.62/x
  3. Step 3: Cross multiply
    56,223.72x = 77,652.54 × 38,287.62
  4. Step 4: Simplify right side
    56,223.72x = 2,973,130,943.55
  5. Step 5: Solve for x
    x = 2,973,130,943.55/56,223.72
  6. Step 6: Final answer
    x = 52,880.37

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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.