Home / 19,705.38-29,547.63-8,599.10

Finding the Fourth Proportional to 19,705.38, 29,547.63 and 8,599.10

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Solution

The fourth proportional to 19,705.38, 29,547.63 and 8,599.10 is: 12,894.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,705.38 : 29,547.63 = 8,599.10 : x
  2. Step 2: Convert to fraction form
    19,705.38/29,547.63 = 8,599.10/x
  3. Step 3: Cross multiply
    19,705.38x = 29,547.63 × 8,599.10
  4. Step 4: Simplify right side
    19,705.38x = 254,082,853.21
  5. Step 5: Solve for x
    x = 254,082,853.21/19,705.38
  6. Step 6: Final answer
    x = 12,894.09

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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.