Home / 13,952.42-19,254.50-7,579.08

Finding the Fourth Proportional to 13,952.42, 19,254.50 and 7,579.08

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Solution

The fourth proportional to 13,952.42, 19,254.50 and 7,579.08 is: 10,459.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952.42 : 19,254.50 = 7,579.08 : x
  2. Step 2: Convert to fraction form
    13,952.42/19,254.50 = 7,579.08/x
  3. Step 3: Cross multiply
    13,952.42x = 19,254.50 × 7,579.08
  4. Step 4: Simplify right side
    13,952.42x = 145,931,386.39
  5. Step 5: Solve for x
    x = 145,931,386.39/13,952.42
  6. Step 6: Final answer
    x = 10,459.22

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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.