Home / 35,681.04-53,529.76-10,721.56

Finding the Fourth Proportional to 35,681.04, 53,529.76 and 10,721.56

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Solution

The fourth proportional to 35,681.04, 53,529.76 and 10,721.56 is: 16,084.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,681.04 : 53,529.76 = 10,721.56 : x
  2. Step 2: Convert to fraction form
    35,681.04/53,529.76 = 10,721.56/x
  3. Step 3: Cross multiply
    35,681.04x = 53,529.76 × 10,721.56
  4. Step 4: Simplify right side
    35,681.04x = 573,922,533.63
  5. Step 5: Solve for x
    x = 573,922,533.63/35,681.04
  6. Step 6: Final answer
    x = 16,084.80

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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.