Home / 27,567.16-38,041.54-15,631.32

Finding the Fourth Proportional to 27,567.16, 38,041.54 and 15,631.32

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Solution

The fourth proportional to 27,567.16, 38,041.54 and 15,631.32 is: 21,570.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,567.16 : 38,041.54 = 15,631.32 : x
  2. Step 2: Convert to fraction form
    27,567.16/38,041.54 = 15,631.32/x
  3. Step 3: Cross multiply
    27,567.16x = 38,041.54 × 15,631.32
  4. Step 4: Simplify right side
    27,567.16x = 594,639,485.03
  5. Step 5: Solve for x
    x = 594,639,485.03/27,567.16
  6. Step 6: Final answer
    x = 21,570.57

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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.