Home / 27,302.16-37,669.44-15,364.80

Finding the Fourth Proportional to 27,302.16, 37,669.44 and 15,364.80

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Solution

The fourth proportional to 27,302.16, 37,669.44 and 15,364.80 is: 21,199.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,302.16 : 37,669.44 = 15,364.80 : x
  2. Step 2: Convert to fraction form
    27,302.16/37,669.44 = 15,364.80/x
  3. Step 3: Cross multiply
    27,302.16x = 37,669.44 × 15,364.80
  4. Step 4: Simplify right side
    27,302.16x = 578,783,411.71
  5. Step 5: Solve for x
    x = 578,783,411.71/27,302.16
  6. Step 6: Final answer
    x = 21,199.18

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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.