Home / 39,539.68-59,312.57-11,460.13

Finding the Fourth Proportional to 39,539.68, 59,312.57 and 11,460.13

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Solution

The fourth proportional to 39,539.68, 59,312.57 and 11,460.13 is: 17,191.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,539.68 : 59,312.57 = 11,460.13 : x
  2. Step 2: Convert to fraction form
    39,539.68/59,312.57 = 11,460.13/x
  3. Step 3: Cross multiply
    39,539.68x = 59,312.57 × 11,460.13
  4. Step 4: Simplify right side
    39,539.68x = 679,729,762.83
  5. Step 5: Solve for x
    x = 679,729,762.83/39,539.68
  6. Step 6: Final answer
    x = 17,191.08

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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.