Home / 52,510.08-72,465.67-28,638.06

Finding the Fourth Proportional to 52,510.08, 72,465.67 and 28,638.06

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Solution

The fourth proportional to 52,510.08, 72,465.67 and 28,638.06 is: 39,521.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,510.08 : 72,465.67 = 28,638.06 : x
  2. Step 2: Convert to fraction form
    52,510.08/72,465.67 = 28,638.06/x
  3. Step 3: Cross multiply
    52,510.08x = 72,465.67 × 28,638.06
  4. Step 4: Simplify right side
    52,510.08x = 2,075,276,205.40
  5. Step 5: Solve for x
    x = 2,075,276,205.40/52,510.08
  6. Step 6: Final answer
    x = 39,521.48

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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.