Home / 27,038.20-37,312.32-15,101.71

Finding the Fourth Proportional to 27,038.20, 37,312.32 and 15,101.71

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Solution

The fourth proportional to 27,038.20, 37,312.32 and 15,101.71 is: 20,840.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,038.20 : 37,312.32 = 15,101.71 : x
  2. Step 2: Convert to fraction form
    27,038.20/37,312.32 = 15,101.71/x
  3. Step 3: Cross multiply
    27,038.20x = 37,312.32 × 15,101.71
  4. Step 4: Simplify right side
    27,038.20x = 563,479,649.51
  5. Step 5: Solve for x
    x = 563,479,649.51/27,038.20
  6. Step 6: Final answer
    x = 20,840.14

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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.