Home / 39,697.16-59,547-19,964.93

Finding the Fourth Proportional to 39,697.16, 59,547 and 19,964.93

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Solution

The fourth proportional to 39,697.16, 59,547 and 19,964.93 is: 29,948.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,697.16 : 59,547 = 19,964.93 : x
  2. Step 2: Convert to fraction form
    39,697.16/59,547 = 19,964.93/x
  3. Step 3: Cross multiply
    39,697.16x = 59,547 × 19,964.93
  4. Step 4: Simplify right side
    39,697.16x = 1,188,851,686.71
  5. Step 5: Solve for x
    x = 1,188,851,686.71/39,697.16
  6. Step 6: Final answer
    x = 29,948.03

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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.