Home / 27,207.50-37,547.04-15,271.76

Finding the Fourth Proportional to 27,207.50, 37,547.04 and 15,271.76

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Solution

The fourth proportional to 27,207.50, 37,547.04 and 15,271.76 is: 21,075.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,207.50 : 37,547.04 = 15,271.76 : x
  2. Step 2: Convert to fraction form
    27,207.50/37,547.04 = 15,271.76/x
  3. Step 3: Cross multiply
    27,207.50x = 37,547.04 × 15,271.76
  4. Step 4: Simplify right side
    27,207.50x = 573,409,383.59
  5. Step 5: Solve for x
    x = 573,409,383.59/27,207.50
  6. Step 6: Final answer
    x = 21,075.42

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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.