Home / 46,455.92-64,135.77-30,586.50

Finding the Fourth Proportional to 46,455.92, 64,135.77 and 30,586.50

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Solution

The fourth proportional to 46,455.92, 64,135.77 and 30,586.50 is: 42,226.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,455.92 : 64,135.77 = 30,586.50 : x
  2. Step 2: Convert to fraction form
    46,455.92/64,135.77 = 30,586.50/x
  3. Step 3: Cross multiply
    46,455.92x = 64,135.77 × 30,586.50
  4. Step 4: Simplify right side
    46,455.92x = 1,961,688,729.11
  5. Step 5: Solve for x
    x = 1,961,688,729.11/46,455.92
  6. Step 6: Final answer
    x = 42,226.88

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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.