Home / 34,733.16-47,931.66-18,817.98

Finding the Fourth Proportional to 34,733.16, 47,931.66 and 18,817.98

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Solution

The fourth proportional to 34,733.16, 47,931.66 and 18,817.98 is: 25,968.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,733.16 : 47,931.66 = 18,817.98 : x
  2. Step 2: Convert to fraction form
    34,733.16/47,931.66 = 18,817.98/x
  3. Step 3: Cross multiply
    34,733.16x = 47,931.66 × 18,817.98
  4. Step 4: Simplify right side
    34,733.16x = 901,977,019.25
  5. Step 5: Solve for x
    x = 901,977,019.25/34,733.16
  6. Step 6: Final answer
    x = 25,968.76

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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.