Home / 16,547.39-24,821.18-11,638.99

Finding the Fourth Proportional to 16,547.39, 24,821.18 and 11,638.99

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Solution

The fourth proportional to 16,547.39, 24,821.18 and 11,638.99 is: 17,458.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,547.39 : 24,821.18 = 11,638.99 : x
  2. Step 2: Convert to fraction form
    16,547.39/24,821.18 = 11,638.99/x
  3. Step 3: Cross multiply
    16,547.39x = 24,821.18 × 11,638.99
  4. Step 4: Simplify right side
    16,547.39x = 288,893,465.81
  5. Step 5: Solve for x
    x = 288,893,465.81/16,547.39
  6. Step 6: Final answer
    x = 17,458.55

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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.