Home / 46,380.16-64,010.40-30,477.76

Finding the Fourth Proportional to 46,380.16, 64,010.40 and 30,477.76

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Solution

The fourth proportional to 46,380.16, 64,010.40 and 30,477.76 is: 42,063.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,380.16 : 64,010.40 = 30,477.76 : x
  2. Step 2: Convert to fraction form
    46,380.16/64,010.40 = 30,477.76/x
  3. Step 3: Cross multiply
    46,380.16x = 64,010.40 × 30,477.76
  4. Step 4: Simplify right side
    46,380.16x = 1,950,893,608.70
  5. Step 5: Solve for x
    x = 1,950,893,608.70/46,380.16
  6. Step 6: Final answer
    x = 42,063.11

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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.