Home / 19,526.66-29,319.16-19,235.06

Finding the Fourth Proportional to 19,526.66, 29,319.16 and 19,235.06

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Solution

The fourth proportional to 19,526.66, 29,319.16 and 19,235.06 is: 28,881.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,526.66 : 29,319.16 = 19,235.06 : x
  2. Step 2: Convert to fraction form
    19,526.66/29,319.16 = 19,235.06/x
  3. Step 3: Cross multiply
    19,526.66x = 29,319.16 × 19,235.06
  4. Step 4: Simplify right side
    19,526.66x = 563,955,801.75
  5. Step 5: Solve for x
    x = 563,955,801.75/19,526.66
  6. Step 6: Final answer
    x = 28,881.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.