Home / 30,484.66-42,070.46-17,055.11

Finding the Fourth Proportional to 30,484.66, 42,070.46 and 17,055.11

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Solution

The fourth proportional to 30,484.66, 42,070.46 and 17,055.11 is: 23,536.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,484.66 : 42,070.46 = 17,055.11 : x
  2. Step 2: Convert to fraction form
    30,484.66/42,070.46 = 17,055.11/x
  3. Step 3: Cross multiply
    30,484.66x = 42,070.46 × 17,055.11
  4. Step 4: Simplify right side
    30,484.66x = 717,516,323.05
  5. Step 5: Solve for x
    x = 717,516,323.05/30,484.66
  6. Step 6: Final answer
    x = 23,536.97

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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.