Home / 39,548.10-59,289.65-18,477.72

Finding the Fourth Proportional to 39,548.10, 59,289.65 and 18,477.72

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Solution

The fourth proportional to 39,548.10, 59,289.65 and 18,477.72 is: 27,701.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,548.10 : 59,289.65 = 18,477.72 : x
  2. Step 2: Convert to fraction form
    39,548.10/59,289.65 = 18,477.72/x
  3. Step 3: Cross multiply
    39,548.10x = 59,289.65 × 18,477.72
  4. Step 4: Simplify right side
    39,548.10x = 1,095,537,476.53
  5. Step 5: Solve for x
    x = 1,095,537,476.53/39,548.10
  6. Step 6: Final answer
    x = 27,701.39

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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.