Home / 29,216.20-40,318.26-16,643.08

Finding the Fourth Proportional to 29,216.20, 40,318.26 and 16,643.08

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Solution

The fourth proportional to 29,216.20, 40,318.26 and 16,643.08 is: 22,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,216.20 : 40,318.26 = 16,643.08 : x
  2. Step 2: Convert to fraction form
    29,216.20/40,318.26 = 16,643.08/x
  3. Step 3: Cross multiply
    29,216.20x = 40,318.26 × 16,643.08
  4. Step 4: Simplify right side
    29,216.20x = 671,020,026.64
  5. Step 5: Solve for x
    x = 671,020,026.64/29,216.20
  6. Step 6: Final answer
    x = 22,967.40

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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.