Home / 25,430.56-35,094.16-14,100.06

Finding the Fourth Proportional to 25,430.56, 35,094.16 and 14,100.06

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Solution

The fourth proportional to 25,430.56, 35,094.16 and 14,100.06 is: 19,458.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,430.56 : 35,094.16 = 14,100.06 : x
  2. Step 2: Convert to fraction form
    25,430.56/35,094.16 = 14,100.06/x
  3. Step 3: Cross multiply
    25,430.56x = 35,094.16 × 14,100.06
  4. Step 4: Simplify right side
    25,430.56x = 494,829,761.65
  5. Step 5: Solve for x
    x = 494,829,761.65/25,430.56
  6. Step 6: Final answer
    x = 19,458.08

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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.