Home / 14,599.32-20,125.98-10,400.28

Finding the Fourth Proportional to 14,599.32, 20,125.98 and 10,400.28

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Solution

The fourth proportional to 14,599.32, 20,125.98 and 10,400.28 is: 14,337.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,599.32 : 20,125.98 = 10,400.28 : x
  2. Step 2: Convert to fraction form
    14,599.32/20,125.98 = 10,400.28/x
  3. Step 3: Cross multiply
    14,599.32x = 20,125.98 × 10,400.28
  4. Step 4: Simplify right side
    14,599.32x = 209,315,827.27
  5. Step 5: Solve for x
    x = 209,315,827.27/14,599.32
  6. Step 6: Final answer
    x = 14,337.37

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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.