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Finding the Fourth Proportional to 34,762.06, 47,971.88 and 18,846.76

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Solution

The fourth proportional to 34,762.06, 47,971.88 and 18,846.76 is: 26,008.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,762.06 : 47,971.88 = 18,846.76 : x
  2. Step 2: Convert to fraction form
    34,762.06/47,971.88 = 18,846.76/x
  3. Step 3: Cross multiply
    34,762.06x = 47,971.88 × 18,846.76
  4. Step 4: Simplify right side
    34,762.06x = 904,114,509.11
  5. Step 5: Solve for x
    x = 904,114,509.11/34,762.06
  6. Step 6: Final answer
    x = 26,008.66

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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.