Home / 39,543.51-59,309.04-13,248.48

Finding the Fourth Proportional to 39,543.51, 59,309.04 and 13,248.48

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Solution

The fourth proportional to 39,543.51, 59,309.04 and 13,248.48 is: 19,870.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,543.51 : 59,309.04 = 13,248.48 : x
  2. Step 2: Convert to fraction form
    39,543.51/59,309.04 = 13,248.48/x
  3. Step 3: Cross multiply
    39,543.51x = 59,309.04 × 13,248.48
  4. Step 4: Simplify right side
    39,543.51x = 785,754,630.26
  5. Step 5: Solve for x
    x = 785,754,630.26/39,543.51
  6. Step 6: Final answer
    x = 19,870.63

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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.