Home / 25,004.32-34,513.40-14,401.40

Finding the Fourth Proportional to 25,004.32, 34,513.40 and 14,401.40

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Solution

The fourth proportional to 25,004.32, 34,513.40 and 14,401.40 is: 19,878.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,004.32 : 34,513.40 = 14,401.40 : x
  2. Step 2: Convert to fraction form
    25,004.32/34,513.40 = 14,401.40/x
  3. Step 3: Cross multiply
    25,004.32x = 34,513.40 × 14,401.40
  4. Step 4: Simplify right side
    25,004.32x = 497,041,278.76
  5. Step 5: Solve for x
    x = 497,041,278.76/25,004.32
  6. Step 6: Final answer
    x = 19,878.22

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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.