Home / 30,358.71-45,543.33-9,298.25

Finding the Fourth Proportional to 30,358.71, 45,543.33 and 9,298.25

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Solution

The fourth proportional to 30,358.71, 45,543.33 and 9,298.25 is: 13,948.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,358.71 : 45,543.33 = 9,298.25 : x
  2. Step 2: Convert to fraction form
    30,358.71/45,543.33 = 9,298.25/x
  3. Step 3: Cross multiply
    30,358.71x = 45,543.33 × 9,298.25
  4. Step 4: Simplify right side
    30,358.71x = 423,473,268.17
  5. Step 5: Solve for x
    x = 423,473,268.17/30,358.71
  6. Step 6: Final answer
    x = 13,948.99

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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.