Home / 46,709.52-70,066.44-13,428.84

Finding the Fourth Proportional to 46,709.52, 70,066.44 and 13,428.84

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Solution

The fourth proportional to 46,709.52, 70,066.44 and 13,428.84 is: 20,143.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,709.52 : 70,066.44 = 13,428.84 : x
  2. Step 2: Convert to fraction form
    46,709.52/70,066.44 = 13,428.84/x
  3. Step 3: Cross multiply
    46,709.52x = 70,066.44 × 13,428.84
  4. Step 4: Simplify right side
    46,709.52x = 940,911,012.13
  5. Step 5: Solve for x
    x = 940,911,012.13/46,709.52
  6. Step 6: Final answer
    x = 20,143.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.