Home / 42,995.86-64,512.27-23,288.50

Finding the Fourth Proportional to 42,995.86, 64,512.27 and 23,288.50

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Solution

The fourth proportional to 42,995.86, 64,512.27 and 23,288.50 is: 34,942.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,995.86 : 64,512.27 = 23,288.50 : x
  2. Step 2: Convert to fraction form
    42,995.86/64,512.27 = 23,288.50/x
  3. Step 3: Cross multiply
    42,995.86x = 64,512.27 × 23,288.50
  4. Step 4: Simplify right side
    42,995.86x = 1,502,393,999.90
  5. Step 5: Solve for x
    x = 1,502,393,999.90/42,995.86
  6. Step 6: Final answer
    x = 34,942.76

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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.