Home / 42,955.32-64,417.51-14,867.74

Finding the Fourth Proportional to 42,955.32, 64,417.51 and 14,867.74

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Solution

The fourth proportional to 42,955.32, 64,417.51 and 14,867.74 is: 22,296.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,955.32 : 64,417.51 = 14,867.74 : x
  2. Step 2: Convert to fraction form
    42,955.32/64,417.51 = 14,867.74/x
  3. Step 3: Cross multiply
    42,955.32x = 64,417.51 × 14,867.74
  4. Step 4: Simplify right side
    42,955.32x = 957,742,790.13
  5. Step 5: Solve for x
    x = 957,742,790.13/42,955.32
  6. Step 6: Final answer
    x = 22,296.26

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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.