Home / 19,307-26,644.40-10,923.32

Finding the Fourth Proportional to 19,307, 26,644.40 and 10,923.32

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Solution

The fourth proportional to 19,307, 26,644.40 and 10,923.32 is: 15,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,307 : 26,644.40 = 10,923.32 : x
  2. Step 2: Convert to fraction form
    19,307/26,644.40 = 10,923.32/x
  3. Step 3: Cross multiply
    19,307x = 26,644.40 × 10,923.32
  4. Step 4: Simplify right side
    19,307x = 291,045,307.41
  5. Step 5: Solve for x
    x = 291,045,307.41/19,307
  6. Step 6: Final answer
    x = 15,074.60

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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.