Home / 25,386.90-35,034.18-14,056.56

Finding the Fourth Proportional to 25,386.90, 35,034.18 and 14,056.56

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Solution

The fourth proportional to 25,386.90, 35,034.18 and 14,056.56 is: 19,398.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,386.90 : 35,034.18 = 14,056.56 : x
  2. Step 2: Convert to fraction form
    25,386.90/35,034.18 = 14,056.56/x
  3. Step 3: Cross multiply
    25,386.90x = 35,034.18 × 14,056.56
  4. Step 4: Simplify right side
    25,386.90x = 492,460,053.22
  5. Step 5: Solve for x
    x = 492,460,053.22/25,386.90
  6. Step 6: Final answer
    x = 19,398.20

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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.