Home / 51,595.35-77,400.71-18,312.63

Finding the Fourth Proportional to 51,595.35, 77,400.71 and 18,312.63

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Solution

The fourth proportional to 51,595.35, 77,400.71 and 18,312.63 is: 27,471.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,595.35 : 77,400.71 = 18,312.63 : x
  2. Step 2: Convert to fraction form
    51,595.35/77,400.71 = 18,312.63/x
  3. Step 3: Cross multiply
    51,595.35x = 77,400.71 × 18,312.63
  4. Step 4: Simplify right side
    51,595.35x = 1,417,410,250.82
  5. Step 5: Solve for x
    x = 1,417,410,250.82/51,595.35
  6. Step 6: Final answer
    x = 27,471.67

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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.