Home / 46,455.17-64,134.74-30,585.75

Finding the Fourth Proportional to 46,455.17, 64,134.74 and 30,585.75

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Solution

The fourth proportional to 46,455.17, 64,134.74 and 30,585.75 is: 42,225.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,455.17 : 64,134.74 = 30,585.75 : x
  2. Step 2: Convert to fraction form
    46,455.17/64,134.74 = 30,585.75/x
  3. Step 3: Cross multiply
    46,455.17x = 64,134.74 × 30,585.75
  4. Step 4: Simplify right side
    46,455.17x = 1,961,608,971.03
  5. Step 5: Solve for x
    x = 1,961,608,971.03/46,455.17
  6. Step 6: Final answer
    x = 42,225.85

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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.