Home / 42,888.18-64,316.47-14,801.07

Finding the Fourth Proportional to 42,888.18, 64,316.47 and 14,801.07

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Solution

The fourth proportional to 42,888.18, 64,316.47 and 14,801.07 is: 22,196.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,888.18 : 64,316.47 = 14,801.07 : x
  2. Step 2: Convert to fraction form
    42,888.18/64,316.47 = 14,801.07/x
  3. Step 3: Cross multiply
    42,888.18x = 64,316.47 × 14,801.07
  4. Step 4: Simplify right side
    42,888.18x = 951,952,574.62
  5. Step 5: Solve for x
    x = 951,952,574.62/42,888.18
  6. Step 6: Final answer
    x = 22,196.15

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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.