Home / 51,827.76-77,819.40-29,666.16

Finding the Fourth Proportional to 51,827.76, 77,819.40 and 29,666.16

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Solution

The fourth proportional to 51,827.76, 77,819.40 and 29,666.16 is: 44,543.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,827.76 : 77,819.40 = 29,666.16 : x
  2. Step 2: Convert to fraction form
    51,827.76/77,819.40 = 29,666.16/x
  3. Step 3: Cross multiply
    51,827.76x = 77,819.40 × 29,666.16
  4. Step 4: Simplify right side
    51,827.76x = 2,308,602,771.50
  5. Step 5: Solve for x
    x = 2,308,602,771.50/51,827.76
  6. Step 6: Final answer
    x = 44,543.75

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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.