Home / 39,386.79-59,056.38-15,697.98

Finding the Fourth Proportional to 39,386.79, 59,056.38 and 15,697.98

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Solution

The fourth proportional to 39,386.79, 59,056.38 and 15,697.98 is: 23,537.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,386.79 : 59,056.38 = 15,697.98 : x
  2. Step 2: Convert to fraction form
    39,386.79/59,056.38 = 15,697.98/x
  3. Step 3: Cross multiply
    39,386.79x = 59,056.38 × 15,697.98
  4. Step 4: Simplify right side
    39,386.79x = 927,065,872.11
  5. Step 5: Solve for x
    x = 927,065,872.11/39,386.79
  6. Step 6: Final answer
    x = 23,537.48

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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.