Home / 25,407.16-35,063.20-14,077.90

Finding the Fourth Proportional to 25,407.16, 35,063.20 and 14,077.90

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Solution

The fourth proportional to 25,407.16, 35,063.20 and 14,077.90 is: 19,428.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407.16 : 35,063.20 = 14,077.90 : x
  2. Step 2: Convert to fraction form
    25,407.16/35,063.20 = 14,077.90/x
  3. Step 3: Cross multiply
    25,407.16x = 35,063.20 × 14,077.90
  4. Step 4: Simplify right side
    25,407.16x = 493,616,223.28
  5. Step 5: Solve for x
    x = 493,616,223.28/25,407.16
  6. Step 6: Final answer
    x = 19,428.23

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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.