Home / 27,156.04-37,476.40-15,219.26

Finding the Fourth Proportional to 27,156.04, 37,476.40 and 15,219.26

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Solution

The fourth proportional to 27,156.04, 37,476.40 and 15,219.26 is: 21,003.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,156.04 : 37,476.40 = 15,219.26 : x
  2. Step 2: Convert to fraction form
    27,156.04/37,476.40 = 15,219.26/x
  3. Step 3: Cross multiply
    27,156.04x = 37,476.40 × 15,219.26
  4. Step 4: Simplify right side
    27,156.04x = 570,363,075.46
  5. Step 5: Solve for x
    x = 570,363,075.46/27,156.04
  6. Step 6: Final answer
    x = 21,003.18

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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.