Home / 19,312.15-28,973.73-6,165.55

Finding the Fourth Proportional to 19,312.15, 28,973.73 and 6,165.55

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Solution

The fourth proportional to 19,312.15, 28,973.73 and 6,165.55 is: 9,250.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,312.15 : 28,973.73 = 6,165.55 : x
  2. Step 2: Convert to fraction form
    19,312.15/28,973.73 = 6,165.55/x
  3. Step 3: Cross multiply
    19,312.15x = 28,973.73 × 6,165.55
  4. Step 4: Simplify right side
    19,312.15x = 178,638,981.00
  5. Step 5: Solve for x
    x = 178,638,981.00/19,312.15
  6. Step 6: Final answer
    x = 9,250.08

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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.