Home / 27,265.04-37,625.76-15,328.40

Finding the Fourth Proportional to 27,265.04, 37,625.76 and 15,328.40

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Solution

The fourth proportional to 27,265.04, 37,625.76 and 15,328.40 is: 21,153.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,265.04 : 37,625.76 = 15,328.40 : x
  2. Step 2: Convert to fraction form
    27,265.04/37,625.76 = 15,328.40/x
  3. Step 3: Cross multiply
    27,265.04x = 37,625.76 × 15,328.40
  4. Step 4: Simplify right side
    27,265.04x = 576,742,699.58
  5. Step 5: Solve for x
    x = 576,742,699.58/27,265.04
  6. Step 6: Final answer
    x = 21,153.19

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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.