Home / 46,398.80-64,154.76-40,494.08

Finding the Fourth Proportional to 46,398.80, 64,154.76 and 40,494.08

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Solution

The fourth proportional to 46,398.80, 64,154.76 and 40,494.08 is: 55,990.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,398.80 : 64,154.76 = 40,494.08 : x
  2. Step 2: Convert to fraction form
    46,398.80/64,154.76 = 40,494.08/x
  3. Step 3: Cross multiply
    46,398.80x = 64,154.76 × 40,494.08
  4. Step 4: Simplify right side
    46,398.80x = 2,597,887,983.82
  5. Step 5: Solve for x
    x = 2,597,887,983.82/46,398.80
  6. Step 6: Final answer
    x = 55,990.41

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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.