Home / 25,457.41-35,130-14,126.77

Finding the Fourth Proportional to 25,457.41, 35,130 and 14,126.77

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Solution

The fourth proportional to 25,457.41, 35,130 and 14,126.77 is: 19,494.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,457.41 : 35,130 = 14,126.77 : x
  2. Step 2: Convert to fraction form
    25,457.41/35,130 = 14,126.77/x
  3. Step 3: Cross multiply
    25,457.41x = 35,130 × 14,126.77
  4. Step 4: Simplify right side
    25,457.41x = 496,273,254.45
  5. Step 5: Solve for x
    x = 496,273,254.45/25,457.41
  6. Step 6: Final answer
    x = 19,494.26

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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.