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Finding the Fourth Proportional to 46,719.99, 70,079.63 and 11,659.41

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Solution

The fourth proportional to 46,719.99, 70,079.63 and 11,659.41 is: 17,489.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,719.99 : 70,079.63 = 11,659.41 : x
  2. Step 2: Convert to fraction form
    46,719.99/70,079.63 = 11,659.41/x
  3. Step 3: Cross multiply
    46,719.99x = 70,079.63 × 11,659.41
  4. Step 4: Simplify right side
    46,719.99x = 817,087,080.52
  5. Step 5: Solve for x
    x = 817,087,080.52/46,719.99
  6. Step 6: Final answer
    x = 17,489.03

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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.