Home / 35,397.10-53,104.85-13,210.64

Finding the Fourth Proportional to 35,397.10, 53,104.85 and 13,210.64

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Solution

The fourth proportional to 35,397.10, 53,104.85 and 13,210.64 is: 19,819.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,397.10 : 53,104.85 = 13,210.64 : x
  2. Step 2: Convert to fraction form
    35,397.10/53,104.85 = 13,210.64/x
  3. Step 3: Cross multiply
    35,397.10x = 53,104.85 × 13,210.64
  4. Step 4: Simplify right side
    35,397.10x = 701,549,122.31
  5. Step 5: Solve for x
    x = 701,549,122.31/35,397.10
  6. Step 6: Final answer
    x = 19,819.40

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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.