Home / 31,030.60-46,542.30-8,847.40

Finding the Fourth Proportional to 31,030.60, 46,542.30 and 8,847.40

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Solution

The fourth proportional to 31,030.60, 46,542.30 and 8,847.40 is: 13,270.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,030.60 : 46,542.30 = 8,847.40 : x
  2. Step 2: Convert to fraction form
    31,030.60/46,542.30 = 8,847.40/x
  3. Step 3: Cross multiply
    31,030.60x = 46,542.30 × 8,847.40
  4. Step 4: Simplify right side
    31,030.60x = 411,778,345.02
  5. Step 5: Solve for x
    x = 411,778,345.02/31,030.60
  6. Step 6: Final answer
    x = 13,270.07

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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.