Home / 42,320.13-58,406.03-23,460.90

Finding the Fourth Proportional to 42,320.13, 58,406.03 and 23,460.90

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Solution

The fourth proportional to 42,320.13, 58,406.03 and 23,460.90 is: 32,378.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,320.13 : 58,406.03 = 23,460.90 : x
  2. Step 2: Convert to fraction form
    42,320.13/58,406.03 = 23,460.90/x
  3. Step 3: Cross multiply
    42,320.13x = 58,406.03 × 23,460.90
  4. Step 4: Simplify right side
    42,320.13x = 1,370,258,029.23
  5. Step 5: Solve for x
    x = 1,370,258,029.23/42,320.13
  6. Step 6: Final answer
    x = 32,378.40

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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.