Home / 28,630.37-39,510.32-17,298.29

Finding the Fourth Proportional to 28,630.37, 39,510.32 and 17,298.29

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Solution

The fourth proportional to 28,630.37, 39,510.32 and 17,298.29 is: 23,871.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,630.37 : 39,510.32 = 17,298.29 : x
  2. Step 2: Convert to fraction form
    28,630.37/39,510.32 = 17,298.29/x
  3. Step 3: Cross multiply
    28,630.37x = 39,510.32 × 17,298.29
  4. Step 4: Simplify right side
    28,630.37x = 683,460,973.35
  5. Step 5: Solve for x
    x = 683,460,973.35/28,630.37
  6. Step 6: Final answer
    x = 23,871.89

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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.