Home / 39,746.54-59,622.58-13,442.40

Finding the Fourth Proportional to 39,746.54, 59,622.58 and 13,442.40

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Solution

The fourth proportional to 39,746.54, 59,622.58 and 13,442.40 is: 20,164.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,746.54 : 59,622.58 = 13,442.40 : x
  2. Step 2: Convert to fraction form
    39,746.54/59,622.58 = 13,442.40/x
  3. Step 3: Cross multiply
    39,746.54x = 59,622.58 × 13,442.40
  4. Step 4: Simplify right side
    39,746.54x = 801,470,569.39
  5. Step 5: Solve for x
    x = 801,470,569.39/39,746.54
  6. Step 6: Final answer
    x = 20,164.54

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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.