Home / 47,048.79-64,916.61-27,918.69

Finding the Fourth Proportional to 47,048.79, 64,916.61 and 27,918.69

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Solution

The fourth proportional to 47,048.79, 64,916.61 and 27,918.69 is: 38,521.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,048.79 : 64,916.61 = 27,918.69 : x
  2. Step 2: Convert to fraction form
    47,048.79/64,916.61 = 27,918.69/x
  3. Step 3: Cross multiply
    47,048.79x = 64,916.61 × 27,918.69
  4. Step 4: Simplify right side
    47,048.79x = 1,812,386,710.44
  5. Step 5: Solve for x
    x = 1,812,386,710.44/47,048.79
  6. Step 6: Final answer
    x = 38,521.43

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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.