Home / 19,533.23-26,967.35-12,830.54

Finding the Fourth Proportional to 19,533.23, 26,967.35 and 12,830.54

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Solution

The fourth proportional to 19,533.23, 26,967.35 and 12,830.54 is: 17,713.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,533.23 : 26,967.35 = 12,830.54 : x
  2. Step 2: Convert to fraction form
    19,533.23/26,967.35 = 12,830.54/x
  3. Step 3: Cross multiply
    19,533.23x = 26,967.35 × 12,830.54
  4. Step 4: Simplify right side
    19,533.23x = 346,005,762.36
  5. Step 5: Solve for x
    x = 346,005,762.36/19,533.23
  6. Step 6: Final answer
    x = 17,713.70

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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.