Home / 34,129.60-51,208.80-16,590.40

Finding the Fourth Proportional to 34,129.60, 51,208.80 and 16,590.40

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Solution

The fourth proportional to 34,129.60, 51,208.80 and 16,590.40 is: 24,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,129.60 : 51,208.80 = 16,590.40 : x
  2. Step 2: Convert to fraction form
    34,129.60/51,208.80 = 16,590.40/x
  3. Step 3: Cross multiply
    34,129.60x = 51,208.80 × 16,590.40
  4. Step 4: Simplify right side
    34,129.60x = 849,574,475.52
  5. Step 5: Solve for x
    x = 849,574,475.52/34,129.60
  6. Step 6: Final answer
    x = 24,892.60

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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.