Home / 31,477.91-47,282.48-26,557.16

Finding the Fourth Proportional to 31,477.91, 47,282.48 and 26,557.16

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Solution

The fourth proportional to 31,477.91, 47,282.48 and 26,557.16 is: 39,891.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,477.91 : 47,282.48 = 26,557.16 : x
  2. Step 2: Convert to fraction form
    31,477.91/47,282.48 = 26,557.16/x
  3. Step 3: Cross multiply
    31,477.91x = 47,282.48 × 26,557.16
  4. Step 4: Simplify right side
    31,477.91x = 1,255,688,253.77
  5. Step 5: Solve for x
    x = 1,255,688,253.77/31,477.91
  6. Step 6: Final answer
    x = 39,891.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.