Home / 35,214.66-48,618.72-31,431.24

Finding the Fourth Proportional to 35,214.66, 48,618.72 and 31,431.24

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Solution

The fourth proportional to 35,214.66, 48,618.72 and 31,431.24 is: 43,395.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,214.66 : 48,618.72 = 31,431.24 : x
  2. Step 2: Convert to fraction form
    35,214.66/48,618.72 = 31,431.24/x
  3. Step 3: Cross multiply
    35,214.66x = 48,618.72 × 31,431.24
  4. Step 4: Simplify right side
    35,214.66x = 1,528,146,656.81
  5. Step 5: Solve for x
    x = 1,528,146,656.81/35,214.66
  6. Step 6: Final answer
    x = 43,395.18

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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.