Home / 27,423.04-37,843.14-15,485.98

Finding the Fourth Proportional to 27,423.04, 37,843.14 and 15,485.98

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Solution

The fourth proportional to 27,423.04, 37,843.14 and 15,485.98 is: 21,370.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,423.04 : 37,843.14 = 15,485.98 : x
  2. Step 2: Convert to fraction form
    27,423.04/37,843.14 = 15,485.98/x
  3. Step 3: Cross multiply
    27,423.04x = 37,843.14 × 15,485.98
  4. Step 4: Simplify right side
    27,423.04x = 586,038,109.18
  5. Step 5: Solve for x
    x = 586,038,109.18/27,423.04
  6. Step 6: Final answer
    x = 21,370.28

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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.