Home / 19,535.58-29,317.95-15,686.46

Finding the Fourth Proportional to 19,535.58, 29,317.95 and 15,686.46

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Solution

The fourth proportional to 19,535.58, 29,317.95 and 15,686.46 is: 23,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,535.58 : 29,317.95 = 15,686.46 : x
  2. Step 2: Convert to fraction form
    19,535.58/29,317.95 = 15,686.46/x
  3. Step 3: Cross multiply
    19,535.58x = 29,317.95 × 15,686.46
  4. Step 4: Simplify right side
    19,535.58x = 459,894,849.96
  5. Step 5: Solve for x
    x = 459,894,849.96/19,535.58
  6. Step 6: Final answer
    x = 23,541.40

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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.