Home / 19,210.02-26,494.46-13,240.32

Finding the Fourth Proportional to 19,210.02, 26,494.46 and 13,240.32

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Solution

The fourth proportional to 19,210.02, 26,494.46 and 13,240.32 is: 18,261.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,210.02 : 26,494.46 = 13,240.32 : x
  2. Step 2: Convert to fraction form
    19,210.02/26,494.46 = 13,240.32/x
  3. Step 3: Cross multiply
    19,210.02x = 26,494.46 × 13,240.32
  4. Step 4: Simplify right side
    19,210.02x = 350,795,128.63
  5. Step 5: Solve for x
    x = 350,795,128.63/19,210.02
  6. Step 6: Final answer
    x = 18,261.05

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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.