Home / 25,387.81-35,033.70-14,056.68

Finding the Fourth Proportional to 25,387.81, 35,033.70 and 14,056.68

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Solution

The fourth proportional to 25,387.81, 35,033.70 and 14,056.68 is: 19,397.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,387.81 : 35,033.70 = 14,056.68 : x
  2. Step 2: Convert to fraction form
    25,387.81/35,033.70 = 14,056.68/x
  3. Step 3: Cross multiply
    25,387.81x = 35,033.70 × 14,056.68
  4. Step 4: Simplify right side
    25,387.81x = 492,457,264.66
  5. Step 5: Solve for x
    x = 492,457,264.66/25,387.81
  6. Step 6: Final answer
    x = 19,397.39

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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.