Home / 39,485.61-54,493.56-22,495.05

Finding the Fourth Proportional to 39,485.61, 54,493.56 and 22,495.05

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Solution

The fourth proportional to 39,485.61, 54,493.56 and 22,495.05 is: 31,045.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,485.61 : 54,493.56 = 22,495.05 : x
  2. Step 2: Convert to fraction form
    39,485.61/54,493.56 = 22,495.05/x
  3. Step 3: Cross multiply
    39,485.61x = 54,493.56 × 22,495.05
  4. Step 4: Simplify right side
    39,485.61x = 1,225,835,356.88
  5. Step 5: Solve for x
    x = 1,225,835,356.88/39,485.61
  6. Step 6: Final answer
    x = 31,045.12

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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.