Home / 46,651.76-64,328.61-31,518.14

Finding the Fourth Proportional to 46,651.76, 64,328.61 and 31,518.14

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Solution

The fourth proportional to 46,651.76, 64,328.61 and 31,518.14 is: 43,460.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,651.76 : 64,328.61 = 31,518.14 : x
  2. Step 2: Convert to fraction form
    46,651.76/64,328.61 = 31,518.14/x
  3. Step 3: Cross multiply
    46,651.76x = 64,328.61 × 31,518.14
  4. Step 4: Simplify right side
    46,651.76x = 2,027,518,135.99
  5. Step 5: Solve for x
    x = 2,027,518,135.99/46,651.76
  6. Step 6: Final answer
    x = 43,460.70

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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.