Home / 31,492.84-43,455.60-18,064.66

Finding the Fourth Proportional to 31,492.84, 43,455.60 and 18,064.66

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Solution

The fourth proportional to 31,492.84, 43,455.60 and 18,064.66 is: 24,926.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,492.84 : 43,455.60 = 18,064.66 : x
  2. Step 2: Convert to fraction form
    31,492.84/43,455.60 = 18,064.66/x
  3. Step 3: Cross multiply
    31,492.84x = 43,455.60 × 18,064.66
  4. Step 4: Simplify right side
    31,492.84x = 785,010,639.10
  5. Step 5: Solve for x
    x = 785,010,639.10/31,492.84
  6. Step 6: Final answer
    x = 24,926.64

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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.