Home / 35,280.04-52,911.10-13,081.16

Finding the Fourth Proportional to 35,280.04, 52,911.10 and 13,081.16

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Solution

The fourth proportional to 35,280.04, 52,911.10 and 13,081.16 is: 19,618.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,280.04 : 52,911.10 = 13,081.16 : x
  2. Step 2: Convert to fraction form
    35,280.04/52,911.10 = 13,081.16/x
  3. Step 3: Cross multiply
    35,280.04x = 52,911.10 × 13,081.16
  4. Step 4: Simplify right side
    35,280.04x = 692,138,564.88
  5. Step 5: Solve for x
    x = 692,138,564.88/35,280.04
  6. Step 6: Final answer
    x = 19,618.42

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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.