Home / 29,357.93-40,547.60-19,331.20

Finding the Fourth Proportional to 29,357.93, 40,547.60 and 19,331.20

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Solution

The fourth proportional to 29,357.93, 40,547.60 and 19,331.20 is: 26,699.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,357.93 : 40,547.60 = 19,331.20 : x
  2. Step 2: Convert to fraction form
    29,357.93/40,547.60 = 19,331.20/x
  3. Step 3: Cross multiply
    29,357.93x = 40,547.60 × 19,331.20
  4. Step 4: Simplify right side
    29,357.93x = 783,833,465.73
  5. Step 5: Solve for x
    x = 783,833,465.73/29,357.93
  6. Step 6: Final answer
    x = 26,699.21

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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.