Home / 27,030.30-37,301.47-15,702.04

Finding the Fourth Proportional to 27,030.30, 37,301.47 and 15,702.04

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Solution

The fourth proportional to 27,030.30, 37,301.47 and 15,702.04 is: 21,668.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,030.30 : 37,301.47 = 15,702.04 : x
  2. Step 2: Convert to fraction form
    27,030.30/37,301.47 = 15,702.04/x
  3. Step 3: Cross multiply
    27,030.30x = 37,301.47 × 15,702.04
  4. Step 4: Simplify right side
    27,030.30x = 585,709,174.00
  5. Step 5: Solve for x
    x = 585,709,174.00/27,030.30
  6. Step 6: Final answer
    x = 21,668.62

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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.