Home / 14,360.69-19,820.60-9,317.84

Finding the Fourth Proportional to 14,360.69, 19,820.60 and 9,317.84

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Solution

The fourth proportional to 14,360.69, 19,820.60 and 9,317.84 is: 12,860.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360.69 : 19,820.60 = 9,317.84 : x
  2. Step 2: Convert to fraction form
    14,360.69/19,820.60 = 9,317.84/x
  3. Step 3: Cross multiply
    14,360.69x = 19,820.60 × 9,317.84
  4. Step 4: Simplify right side
    14,360.69x = 184,685,068.75
  5. Step 5: Solve for x
    x = 184,685,068.75/14,360.69
  6. Step 6: Final answer
    x = 12,860.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.