Home / 19,254.57-28,852.70-14,301.15

Finding the Fourth Proportional to 19,254.57, 28,852.70 and 14,301.15

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Solution

The fourth proportional to 19,254.57, 28,852.70 and 14,301.15 is: 21,430.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254.57 : 28,852.70 = 14,301.15 : x
  2. Step 2: Convert to fraction form
    19,254.57/28,852.70 = 14,301.15/x
  3. Step 3: Cross multiply
    19,254.57x = 28,852.70 × 14,301.15
  4. Step 4: Simplify right side
    19,254.57x = 412,626,719.10
  5. Step 5: Solve for x
    x = 412,626,719.10/19,254.57
  6. Step 6: Final answer
    x = 21,430.07

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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.