Home / 47,985.23-66,222.63-26,764.45

Finding the Fourth Proportional to 47,985.23, 66,222.63 and 26,764.45

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Solution

The fourth proportional to 47,985.23, 66,222.63 and 26,764.45 is: 36,936.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,985.23 : 66,222.63 = 26,764.45 : x
  2. Step 2: Convert to fraction form
    47,985.23/66,222.63 = 26,764.45/x
  3. Step 3: Cross multiply
    47,985.23x = 66,222.63 × 26,764.45
  4. Step 4: Simplify right side
    47,985.23x = 1,772,412,103.95
  5. Step 5: Solve for x
    x = 1,772,412,103.95/47,985.23
  6. Step 6: Final answer
    x = 36,936.62

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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.