Home / 28,693.84-43,045.21-14,646.26

Finding the Fourth Proportional to 28,693.84, 43,045.21 and 14,646.26

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Solution

The fourth proportional to 28,693.84, 43,045.21 and 14,646.26 is: 21,971.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,693.84 : 43,045.21 = 14,646.26 : x
  2. Step 2: Convert to fraction form
    28,693.84/43,045.21 = 14,646.26/x
  3. Step 3: Cross multiply
    28,693.84x = 43,045.21 × 14,646.26
  4. Step 4: Simplify right side
    28,693.84x = 630,451,140.08
  5. Step 5: Solve for x
    x = 630,451,140.08/28,693.84
  6. Step 6: Final answer
    x = 21,971.66

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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.