Home / 39,276.23-58,885.62-12,607.01

Finding the Fourth Proportional to 39,276.23, 58,885.62 and 12,607.01

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Solution

The fourth proportional to 39,276.23, 58,885.62 and 12,607.01 is: 18,901.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,276.23 : 58,885.62 = 12,607.01 : x
  2. Step 2: Convert to fraction form
    39,276.23/58,885.62 = 12,607.01/x
  3. Step 3: Cross multiply
    39,276.23x = 58,885.62 × 12,607.01
  4. Step 4: Simplify right side
    39,276.23x = 742,371,600.20
  5. Step 5: Solve for x
    x = 742,371,600.20/39,276.23
  6. Step 6: Final answer
    x = 18,901.29

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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.