Home / 10,366.05-15,549.08-9,070.05

Finding the Fourth Proportional to 10,366.05, 15,549.08 and 9,070.05

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Solution

The fourth proportional to 10,366.05, 15,549.08 and 9,070.05 is: 13,605.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.05 : 15,549.08 = 9,070.05 : x
  2. Step 2: Convert to fraction form
    10,366.05/15,549.08 = 9,070.05/x
  3. Step 3: Cross multiply
    10,366.05x = 15,549.08 × 9,070.05
  4. Step 4: Simplify right side
    10,366.05x = 141,030,887.70
  5. Step 5: Solve for x
    x = 141,030,887.70/10,366.05
  6. Step 6: Final answer
    x = 13,605.08

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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.