Home / 27,477.23-37,916.51-18,536.85

Finding the Fourth Proportional to 27,477.23, 37,916.51 and 18,536.85

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Solution

The fourth proportional to 27,477.23, 37,916.51 and 18,536.85 is: 25,579.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,477.23 : 37,916.51 = 18,536.85 : x
  2. Step 2: Convert to fraction form
    27,477.23/37,916.51 = 18,536.85/x
  3. Step 3: Cross multiply
    27,477.23x = 37,916.51 × 18,536.85
  4. Step 4: Simplify right side
    27,477.23x = 702,852,565.71
  5. Step 5: Solve for x
    x = 702,852,565.71/27,477.23
  6. Step 6: Final answer
    x = 25,579.46

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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.