Home / 39,543.66-59,315.49-13,248.45

Finding the Fourth Proportional to 39,543.66, 59,315.49 and 13,248.45

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Solution

The fourth proportional to 39,543.66, 59,315.49 and 13,248.45 is: 19,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,543.66 : 59,315.49 = 13,248.45 : x
  2. Step 2: Convert to fraction form
    39,543.66/59,315.49 = 13,248.45/x
  3. Step 3: Cross multiply
    39,543.66x = 59,315.49 × 13,248.45
  4. Step 4: Simplify right side
    39,543.66x = 785,838,303.49
  5. Step 5: Solve for x
    x = 785,838,303.49/39,543.66
  6. Step 6: Final answer
    x = 19,872.68

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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.