Home / 36,547.60-54,821.40-13,165.60

Finding the Fourth Proportional to 36,547.60, 54,821.40 and 13,165.60

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Solution

The fourth proportional to 36,547.60, 54,821.40 and 13,165.60 is: 19,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,547.60 : 54,821.40 = 13,165.60 : x
  2. Step 2: Convert to fraction form
    36,547.60/54,821.40 = 13,165.60/x
  3. Step 3: Cross multiply
    36,547.60x = 54,821.40 × 13,165.60
  4. Step 4: Simplify right side
    36,547.60x = 721,756,623.84
  5. Step 5: Solve for x
    x = 721,756,623.84/36,547.60
  6. Step 6: Final answer
    x = 19,748.40

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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.