Home / 39,657.51-54,739.61-25,510.35

Finding the Fourth Proportional to 39,657.51, 54,739.61 and 25,510.35

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Solution

The fourth proportional to 39,657.51, 54,739.61 and 25,510.35 is: 35,212.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,657.51 : 54,739.61 = 25,510.35 : x
  2. Step 2: Convert to fraction form
    39,657.51/54,739.61 = 25,510.35/x
  3. Step 3: Cross multiply
    39,657.51x = 54,739.61 × 25,510.35
  4. Step 4: Simplify right side
    39,657.51x = 1,396,426,482.41
  5. Step 5: Solve for x
    x = 1,396,426,482.41/39,657.51
  6. Step 6: Final answer
    x = 35,212.16

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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.