Home / 36,946.08-55,386-13,556.16

Finding the Fourth Proportional to 36,946.08, 55,386 and 13,556.16

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Solution

The fourth proportional to 36,946.08, 55,386 and 13,556.16 is: 20,322.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,946.08 : 55,386 = 13,556.16 : x
  2. Step 2: Convert to fraction form
    36,946.08/55,386 = 13,556.16/x
  3. Step 3: Cross multiply
    36,946.08x = 55,386 × 13,556.16
  4. Step 4: Simplify right side
    36,946.08x = 750,821,477.76
  5. Step 5: Solve for x
    x = 750,821,477.76/36,946.08
  6. Step 6: Final answer
    x = 20,322.09

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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.