Home / 42,347.13-63,510.44-14,259.93

Finding the Fourth Proportional to 42,347.13, 63,510.44 and 14,259.93

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Solution

The fourth proportional to 42,347.13, 63,510.44 and 14,259.93 is: 21,386.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,347.13 : 63,510.44 = 14,259.93 : x
  2. Step 2: Convert to fraction form
    42,347.13/63,510.44 = 14,259.93/x
  3. Step 3: Cross multiply
    42,347.13x = 63,510.44 × 14,259.93
  4. Step 4: Simplify right side
    42,347.13x = 905,654,357.37
  5. Step 5: Solve for x
    x = 905,654,357.37/42,347.13
  6. Step 6: Final answer
    x = 21,386.44

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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.