Home / 25,670.48-35,423.70-14,913.68

Finding the Fourth Proportional to 25,670.48, 35,423.70 and 14,913.68

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Solution

The fourth proportional to 25,670.48, 35,423.70 and 14,913.68 is: 20,579.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,670.48 : 35,423.70 = 14,913.68 : x
  2. Step 2: Convert to fraction form
    25,670.48/35,423.70 = 14,913.68/x
  3. Step 3: Cross multiply
    25,670.48x = 35,423.70 × 14,913.68
  4. Step 4: Simplify right side
    25,670.48x = 528,297,726.22
  5. Step 5: Solve for x
    x = 528,297,726.22/25,670.48
  6. Step 6: Final answer
    x = 20,579.97

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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.