Home / 30,905.04-46,339.05-9,835.98

Finding the Fourth Proportional to 30,905.04, 46,339.05 and 9,835.98

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Solution

The fourth proportional to 30,905.04, 46,339.05 and 9,835.98 is: 14,748.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,905.04 : 46,339.05 = 9,835.98 : x
  2. Step 2: Convert to fraction form
    30,905.04/46,339.05 = 9,835.98/x
  3. Step 3: Cross multiply
    30,905.04x = 46,339.05 × 9,835.98
  4. Step 4: Simplify right side
    30,905.04x = 455,789,969.02
  5. Step 5: Solve for x
    x = 455,789,969.02/30,905.04
  6. Step 6: Final answer
    x = 14,748.08

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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.