Home / 28,946.48-39,938.00-17,005.46

Finding the Fourth Proportional to 28,946.48, 39,938.00 and 17,005.46

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Solution

The fourth proportional to 28,946.48, 39,938.00 and 17,005.46 is: 23,462.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,946.48 : 39,938.00 = 17,005.46 : x
  2. Step 2: Convert to fraction form
    28,946.48/39,938.00 = 17,005.46/x
  3. Step 3: Cross multiply
    28,946.48x = 39,938.00 × 17,005.46
  4. Step 4: Simplify right side
    28,946.48x = 679,163,776.76
  5. Step 5: Solve for x
    x = 679,163,776.76/28,946.48
  6. Step 6: Final answer
    x = 23,462.75

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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.