Home / 15,946.80-22,009.63-10,559.74

Finding the Fourth Proportional to 15,946.80, 22,009.63 and 10,559.74

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Solution

The fourth proportional to 15,946.80, 22,009.63 and 10,559.74 is: 14,574.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,946.80 : 22,009.63 = 10,559.74 : x
  2. Step 2: Convert to fraction form
    15,946.80/22,009.63 = 10,559.74/x
  3. Step 3: Cross multiply
    15,946.80x = 22,009.63 × 10,559.74
  4. Step 4: Simplify right side
    15,946.80x = 232,415,970.30
  5. Step 5: Solve for x
    x = 232,415,970.30/15,946.80
  6. Step 6: Final answer
    x = 14,574.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.