Home / 19,207.02-26,490.32-13,237.32

Finding the Fourth Proportional to 19,207.02, 26,490.32 and 13,237.32

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Solution

The fourth proportional to 19,207.02, 26,490.32 and 13,237.32 is: 18,256.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,207.02 : 26,490.32 = 13,237.32 : x
  2. Step 2: Convert to fraction form
    19,207.02/26,490.32 = 13,237.32/x
  3. Step 3: Cross multiply
    19,207.02x = 26,490.32 × 13,237.32
  4. Step 4: Simplify right side
    19,207.02x = 350,660,842.74
  5. Step 5: Solve for x
    x = 350,660,842.74/19,207.02
  6. Step 6: Final answer
    x = 18,256.91

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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.