Home / 27,605.36-38,095.44-15,030.16

Finding the Fourth Proportional to 27,605.36, 38,095.44 and 15,030.16

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Solution

The fourth proportional to 27,605.36, 38,095.44 and 15,030.16 is: 20,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,605.36 : 38,095.44 = 15,030.16 : x
  2. Step 2: Convert to fraction form
    27,605.36/38,095.44 = 15,030.16/x
  3. Step 3: Cross multiply
    27,605.36x = 38,095.44 × 15,030.16
  4. Step 4: Simplify right side
    27,605.36x = 572,580,558.47
  5. Step 5: Solve for x
    x = 572,580,558.47/27,605.36
  6. Step 6: Final answer
    x = 20,741.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.