Home / 39,043.47-58,576.14-15,686.31

Finding the Fourth Proportional to 39,043.47, 58,576.14 and 15,686.31

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Solution

The fourth proportional to 39,043.47, 58,576.14 and 15,686.31 is: 23,533.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,043.47 : 58,576.14 = 15,686.31 : x
  2. Step 2: Convert to fraction form
    39,043.47/58,576.14 = 15,686.31/x
  3. Step 3: Cross multiply
    39,043.47x = 58,576.14 × 15,686.31
  4. Step 4: Simplify right side
    39,043.47x = 918,843,490.64
  5. Step 5: Solve for x
    x = 918,843,490.64/39,043.47
  6. Step 6: Final answer
    x = 23,533.86

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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.