Home / 19,597.16-29,377.98-12,579.17

Finding the Fourth Proportional to 19,597.16, 29,377.98 and 12,579.17

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Solution

The fourth proportional to 19,597.16, 29,377.98 and 12,579.17 is: 18,857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,597.16 : 29,377.98 = 12,579.17 : x
  2. Step 2: Convert to fraction form
    19,597.16/29,377.98 = 12,579.17/x
  3. Step 3: Cross multiply
    19,597.16x = 29,377.98 × 12,579.17
  4. Step 4: Simplify right side
    19,597.16x = 369,550,457.79
  5. Step 5: Solve for x
    x = 369,550,457.79/19,597.16
  6. Step 6: Final answer
    x = 18,857.35

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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.