Home / 14,298.79-19,733.12-7,925.25

Finding the Fourth Proportional to 14,298.79, 19,733.12 and 7,925.25

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Solution

The fourth proportional to 14,298.79, 19,733.12 and 7,925.25 is: 10,937.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298.79 : 19,733.12 = 7,925.25 : x
  2. Step 2: Convert to fraction form
    14,298.79/19,733.12 = 7,925.25/x
  3. Step 3: Cross multiply
    14,298.79x = 19,733.12 × 7,925.25
  4. Step 4: Simplify right side
    14,298.79x = 156,389,909.28
  5. Step 5: Solve for x
    x = 156,389,909.28/14,298.79
  6. Step 6: Final answer
    x = 10,937.28

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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.