Home / 29,085.04-40,146.44-16,518.16

Finding the Fourth Proportional to 29,085.04, 40,146.44 and 16,518.16

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Solution

The fourth proportional to 29,085.04, 40,146.44 and 16,518.16 is: 22,800.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,085.04 : 40,146.44 = 16,518.16 : x
  2. Step 2: Convert to fraction form
    29,085.04/40,146.44 = 16,518.16/x
  3. Step 3: Cross multiply
    29,085.04x = 40,146.44 × 16,518.16
  4. Step 4: Simplify right side
    29,085.04x = 663,145,319.35
  5. Step 5: Solve for x
    x = 663,145,319.35/29,085.04
  6. Step 6: Final answer
    x = 22,800.22

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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.