Home / 45,350.39-68,030.55-15,386.27

Finding the Fourth Proportional to 45,350.39, 68,030.55 and 15,386.27

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Solution

The fourth proportional to 45,350.39, 68,030.55 and 15,386.27 is: 23,081.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,350.39 : 68,030.55 = 15,386.27 : x
  2. Step 2: Convert to fraction form
    45,350.39/68,030.55 = 15,386.27/x
  3. Step 3: Cross multiply
    45,350.39x = 68,030.55 × 15,386.27
  4. Step 4: Simplify right side
    45,350.39x = 1,046,736,070.40
  5. Step 5: Solve for x
    x = 1,046,736,070.40/45,350.39
  6. Step 6: Final answer
    x = 23,081.08

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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.