Home / 42,476.37-63,710.15-14,395.70

Finding the Fourth Proportional to 42,476.37, 63,710.15 and 14,395.70

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Solution

The fourth proportional to 42,476.37, 63,710.15 and 14,395.70 is: 21,592.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,476.37 : 63,710.15 = 14,395.70 : x
  2. Step 2: Convert to fraction form
    42,476.37/63,710.15 = 14,395.70/x
  3. Step 3: Cross multiply
    42,476.37x = 63,710.15 × 14,395.70
  4. Step 4: Simplify right side
    42,476.37x = 917,151,869.81
  5. Step 5: Solve for x
    x = 917,151,869.81/42,476.37
  6. Step 6: Final answer
    x = 21,592.05

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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.