Home / 14,269.51-19,701.57-8,894.08

Finding the Fourth Proportional to 14,269.51, 19,701.57 and 8,894.08

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Solution

The fourth proportional to 14,269.51, 19,701.57 and 8,894.08 is: 12,279.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.51 : 19,701.57 = 8,894.08 : x
  2. Step 2: Convert to fraction form
    14,269.51/19,701.57 = 8,894.08/x
  3. Step 3: Cross multiply
    14,269.51x = 19,701.57 × 8,894.08
  4. Step 4: Simplify right side
    14,269.51x = 175,227,339.71
  5. Step 5: Solve for x
    x = 175,227,339.71/14,269.51
  6. Step 6: Final answer
    x = 12,279.84

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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.